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421337 = 7232617
BaseRepresentation
bin1100110110111011001
3210101222002
41212313121
5101440322
613010345
73403250
oct1466731
9711862
10421337
11268614
121839b5
13119a17
14ad797
1584c92
hex66dd9

421337 has 8 divisors (see below), whose sum is σ = 502656. Its totient is φ = 345312.

The previous prime is 421331. The next prime is 421339. The reversal of 421337 is 733124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 421337 - 26 = 421273 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 421337.

It is not an unprimeable number, because it can be changed into a prime (421331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1148 + ... + 1469.

It is an arithmetic number, because the mean of its divisors is an integer number (62832).

2421337 is an apocalyptic number.

It is an amenable number.

421337 is a deficient number, since it is larger than the sum of its proper divisors (81319).

421337 is a wasteful number, since it uses less digits than its factorization.

421337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2647.

The product of its digits is 504, while the sum is 20.

The square root of 421337 is about 649.1047681230. The cubic root of 421337 is about 74.9681049565.

The spelling of 421337 in words is "four hundred twenty-one thousand, three hundred thirty-seven".

Divisors: 1 7 23 161 2617 18319 60191 421337