441163657 has 16 divisors (see below), whose sum is σ = 490628160. Its totient is φ = 393336000.

The previous prime is 441163589. The next prime is 441163661. The reversal of 441163657 is 756361144.

It is a cyclic number.

It is not a de Polignac number, because 441163657 - 2²⁷ = 306945929 is a prime.

It is a super-2 number, since 2×441163657² = 389250744515227298, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (441163687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119278 + ... + 122920.

It is an arithmetic number, because the mean of its divisors is an integer number (30664260).

Almost surely, 2^441163657 is an apocalyptic number.

It is an amenable number.

441163657 is a deficient number, since it is larger than the sum of its proper divisors (49464503).

441163657 is a wasteful number, since it uses less digits than its factorization.

441163657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3864.

The product of its digits is 60480, while the sum is 37.

The square root of 441163657 is about 21003.8962337943. The cubic root of 441163657 is about 761.2604068167.

The spelling of 441163657 in words is "four hundred forty-one million, one hundred sixty-three thousand, six hundred fifty-seven".