1440490532 has 24 divisors (see below), whose sum is σ = 2720012736. Its totient is φ = 663558048.

The previous prime is 1440490477. The next prime is 1440490559. The reversal of 1440490532 is 2350940441.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 713 + ... + 53679.

It is an arithmetic number, because the mean of its divisors is an integer number (113333864).

Almost surely, 2^1440490532 is an apocalyptic number.

It is an amenable number.

1440490532 is a deficient number, since it is larger than the sum of its proper divisors (1279522204).

1440490532 is a wasteful number, since it uses less digits than its factorization.

1440490532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53507 (or 53505 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 1440490532 is about 37953.7946982907. The cubic root of 1440490532 is about 1129.3714446239.

The spelling of 1440490532 in words is "one billion, four hundred forty million, four hundred ninety thousand, five hundred thirty-two".