1490336464 has 20 divisors (see below), whose sum is σ = 2927084356. Its totient is φ = 734959872.

The previous prime is 1490336453. The next prime is 1490336483. The reversal of 1490336464 is 4646330941.

It can be written as a sum of positive squares in 2 ways, for example, as 320696464 + 1169640000 = 17908^2 + 34200^2 .

It is a super-2 number, since 2×1490336464² = 4442205551856046592, which contains 22 as substring.

It is a congruent number.

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, 636819 + ... + 639154.

Almost surely, 2^1490336464 is an apocalyptic number.

It is an amenable number.

1490336464 is a deficient number, since it is larger than the sum of its proper divisors (1436747892).

1490336464 is a wasteful number, since it uses less digits than its factorization.

1490336464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276054 (or 1276048 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 40.

The square root of 1490336464 is about 38604.8761686914. The cubic root of 1490336464 is about 1142.2507252705.

The spelling of 1490336464 in words is "one billion, four hundred ninety million, three hundred thirty-six thousand, four hundred sixty-four".