1440465952 has 12 divisors (see below), whose sum is σ = 2835917406. Its totient is φ = 720232960.

The previous prime is 1440465941. The next prime is 1440465967. The reversal of 1440465952 is 2595640441.

It can be written as a sum of positive squares in only one way, i.e., 1210761616 + 229704336 = 34796^2 + 15156^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22507249 + ... + 22507312.

Almost surely, 2^1440465952 is an apocalyptic number.

It is an amenable number.

1440465952 is a deficient number, since it is larger than the sum of its proper divisors (1395451454).

1440465952 is an equidigital number, since it uses as much as digits as its factorization.

1440465952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45014571 (or 45014563 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 1440465952 is about 37953.4708821209. The cubic root of 1440465952 is about 1129.3650208612.

The spelling of 1440465952 in words is "one billion, four hundred forty million, four hundred sixty-five thousand, nine hundred fifty-two".