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340473 = 3731523
BaseRepresentation
bin1010011000111111001
3122022001010
41103013321
541343343
611144133
72615430
oct1230771
9568033
10340473
11212891
12145049
13bbc83
148c117
156ad33
hex531f9

340473 has 16 divisors (see below), whose sum is σ = 536576. Its totient is φ = 187920.

The previous prime is 340453. The next prime is 340477. The reversal of 340473 is 374043.

340473 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 340473 - 26 = 340409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is the 584-th Hogben number.

It is a Duffinian number.

340473 is strictly pandigital in base 7.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 340473.

It is not an unprimeable number, because it can be changed into a prime (340477) by changing a digit.

It is a nontrivial repunit in base 583.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 390 + ... + 912.

It is an arithmetic number, because the mean of its divisors is an integer number (33536).

2340473 is an apocalyptic number.

It is an amenable number.

340473 is a deficient number, since it is larger than the sum of its proper divisors (196103).

340473 is a wasteful number, since it uses less digits than its factorization.

340473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564.

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 340473 is about 583.5006426732. The cubic root of 340473 is about 69.8276713410.

The spelling of 340473 in words is "three hundred forty thousand, four hundred seventy-three", and thus it is an iban number.

Divisors: 1 3 7 21 31 93 217 523 651 1569 3661 10983 16213 48639 113491 340473