440969164 has 6 divisors (see below), whose sum is σ = 771696044. Its totient is φ = 220484580.

The previous prime is 440969159. The next prime is 440969167. The reversal of 440969164 is 461969044.

It is a self number, because there is not a number n which added to its sum of digits gives 440969164.

It is not an unprimeable number, because it can be changed into a prime (440969167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55121142 + ... + 55121149.

Almost surely, 2^440969164 is an apocalyptic number.

It is an amenable number.

440969164 is a deficient number, since it is larger than the sum of its proper divisors (330726880).

440969164 is a wasteful number, since it uses less digits than its factorization.

440969164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110242295 (or 110242293 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 43.

The square root of 440969164 is about 20999.2657966892. The cubic root of 440969164 is about 761.1485197038.

The spelling of 440969164 in words is "four hundred forty million, nine hundred sixty-nine thousand, one hundred sixty-four".