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401459 = 2331723
BaseRepresentation
bin1100010000000110011
3202101200212
41202000303
5100321314
612334335
73261302
oct1420063
9671625
10401459
11254693
121743ab
13110966
14a6439
157de3e
hex62033

401459 has 4 divisors (see below), whose sum is σ = 403416. Its totient is φ = 399504.

The previous prime is 401417. The next prime is 401473. The reversal of 401459 is 954104.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-401459 is a prime.

It is a super-2 number, since 2×4014592 = 322338657362, which contains 22 as substring.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 401459.

It is not an unprimeable number, because it can be changed into a prime (401959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629 + ... + 1094.

It is an arithmetic number, because the mean of its divisors is an integer number (100854).

2401459 is an apocalyptic number.

401459 is a deficient number, since it is larger than the sum of its proper divisors (1957).

401459 is a wasteful number, since it uses less digits than its factorization.

401459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 401459 is about 633.6079229303. The cubic root of 401459 is about 73.7701046405.

The spelling of 401459 in words is "four hundred one thousand, four hundred fifty-nine".

Divisors: 1 233 1723 401459