1490668600 has 24 divisors (see below), whose sum is σ = 3465804960. Its totient is φ = 596267360.

The previous prime is 1490668583. The next prime is 1490668601. The reversal of 1490668600 is 68660941.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490668601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3726472 + ... + 3726871.

It is an arithmetic number, because the mean of its divisors is an integer number (144408540).

Almost surely, 2^1490668600 is an apocalyptic number.

1490668600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1490668600 is an abundant number, since it is smaller than the sum of its proper divisors (1975136360).

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

1490668600 is a wasteful number, since it uses less digits than its factorization.

1490668600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7453359 (or 7453350 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 1490668600 is about 38609.1776654204. The cubic root of 1490668600 is about 1142.3355728685.

The spelling of 1490668600 in words is "one billion, four hundred ninety million, six hundred sixty-eight thousand, six hundred".