440526972 has 24 divisors (see below), whose sum is σ = 1028235600. Its totient is φ = 146793856.

The previous prime is 440526941. The next prime is 440526979. The reversal of 440526972 is 279625044.

It is a self number, because there is not a number n which added to its sum of digits gives 440526972.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440526979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69304 + ... + 75392.

It is an arithmetic number, because the mean of its divisors is an integer number (42843150).

Almost surely, 2^440526972 is an apocalyptic number.

It is an amenable number.

440526972 is an abundant number, since it is smaller than the sum of its proper divisors (587708628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440526972 is a wasteful number, since it uses less digits than its factorization.

440526972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12125 (or 12123 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 440526972 is about 20988.7344068193. The cubic root of 440526972 is about 760.8940148700.

The spelling of 440526972 in words is "four hundred forty million, five hundred twenty-six thousand, nine hundred seventy-two".