396057171 has 16 divisors (see below), whose sum is σ = 564480000. Its totient is φ = 246396480.

The previous prime is 396057169. The next prime is 396057173. The reversal of 396057171 is 171750693.

It is an interprime number because it is at equal distance from previous prime (396057169) and next prime (396057173).

It is not a de Polignac number, because 396057171 - 2¹ = 396057169 is a prime.

It is a super-2 number, since 2×396057171² = 313722565401046482, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (396057173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67171 + ... + 72828.

It is an arithmetic number, because the mean of its divisors is an integer number (35280000).

Almost surely, 2^396057171 is an apocalyptic number.

396057171 is a deficient number, since it is larger than the sum of its proper divisors (168422829).

396057171 is a wasteful number, since it uses less digits than its factorization.

396057171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140066.

The product of its (nonzero) digits is 39690, while the sum is 39.

The square root of 396057171 is about 19901.1851657131. The cubic root of 396057171 is about 734.3773837882.

The spelling of 396057171 in words is "three hundred ninety-six million, fifty-seven thousand, one hundred seventy-one".