1490788536 has 32 divisors (see below), whose sum is σ = 3817875600. Its totient is φ = 484808960.

The previous prime is 1490788513. The next prime is 1490788561. The reversal of 1490788536 is 6358870941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 756531 + ... + 758498.

Almost surely, 2^1490788536 is an apocalyptic number.

It is an amenable number.

1490788536 is an abundant number, since it is smaller than the sum of its proper divisors (2327087064).

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

1490788536 is a wasteful number, since it uses less digits than its factorization.

1490788536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515079 (or 1515075 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The square root of 1490788536 is about 38610.7308400139. The cubic root of 1490788536 is about 1142.3662086706.

The spelling of 1490788536 in words is "one billion, four hundred ninety million, seven hundred eighty-eight thousand, five hundred thirty-six".