440674894 has 64 divisors (see below), whose sum is σ = 793152000. Its totient is φ = 181498240.

The previous prime is 440674859. The next prime is 440674903. The reversal of 440674894 is 498476044.

It is a super-2 number, since 2×440674894² = 388388724403822472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 865512 + ... + 866020.

It is an arithmetic number, because the mean of its divisors is an integer number (12393000).

Almost surely, 2^440674894 is an apocalyptic number.

440674894 is a deficient number, since it is larger than the sum of its proper divisors (352477106).

440674894 is a wasteful number, since it uses less digits than its factorization.

440674894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633.

The product of its (nonzero) digits is 774144, while the sum is 46.

The square root of 440674894 is about 20992.2579538267. The cubic root of 440674894 is about 760.9791707372.

The spelling of 440674894 in words is "four hundred forty million, six hundred seventy-four thousand, eight hundred ninety-four".