440672612 has 12 divisors (see below), whose sum is σ = 778252860. Its totient is φ = 218314656.

The previous prime is 440672599. The next prime is 440672621. The reversal of 440672612 is 216276044.

It can be written as a sum of positive squares in 2 ways, for example, as 235438336 + 205234276 = 15344^2 + 14326^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504923 + ... + 505794.

It is an arithmetic number, because the mean of its divisors is an integer number (64854405).

Almost surely, 2^440672612 is an apocalyptic number.

It is an amenable number.

440672612 is a deficient number, since it is larger than the sum of its proper divisors (337580248).

440672612 is a wasteful number, since it uses less digits than its factorization.

440672612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010830 (or 1010828 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 440672612 is about 20992.2036003846. The cubic root of 440672612 is about 760.9778571782.

The spelling of 440672612 in words is "four hundred forty million, six hundred seventy-two thousand, six hundred twelve".