357945 has 24 divisors (see below), whose sum is σ = 667584. Its totient is φ = 163296.

The previous prime is 357913. The next prime is 357967. The reversal of 357945 is 549753.

It is not a de Polignac number, because 357945 - 2⁵ = 357913 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 492 + ... + 978.

It is an arithmetic number, because the mean of its divisors is an integer number (27816).

2³⁵⁷⁹⁴⁵ is an apocalyptic number.

357945 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

357945 is a deficient number, since it is larger than the sum of its proper divisors (309639).

357945 is a wasteful number, since it uses less digits than its factorization.

357945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509 (or 502 counting only the distinct ones).

The product of its digits is 18900, while the sum is 33.

The square root of 357945 is about 598.2850491196. The cubic root of 357945 is about 71.0022481600.

The spelling of 357945 in words is "three hundred fifty-seven thousand, nine hundred forty-five".