1499537472 has 28 divisors (see below), whose sum is σ = 3967526736. Its totient is φ = 499845760.

The previous prime is 1499537447. The next prime is 1499537489. The reversal of 1499537472 is 2747359941.

It is a happy number.

It is a super-2 number, since 2×1499537472² = 4497225259864301568, which contains 22 as substring.

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, 3904854 + ... + 3905237.

Almost surely, 2^1499537472 is an apocalyptic number.

1499537472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1499537472 is an abundant number, since it is smaller than the sum of its proper divisors (2467989264).

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

1499537472 is an equidigital number, since it uses as much as digits as its factorization.

1499537472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7810106 (or 7810096 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 51.

The square root of 1499537472 is about 38723.8617908906. The cubic root of 1499537472 is about 1144.5965721492.

The spelling of 1499537472 in words is "one billion, four hundred ninety-nine million, five hundred thirty-seven thousand, four hundred seventy-two".