1408993332 has 12 divisors (see below), whose sum is σ = 3287651136. Its totient is φ = 469664440.

The previous prime is 1408993321. The next prime is 1408993357. The reversal of 1408993332 is 2333998041.

It is a tau number, because it is divible by the number of its divisors (12).

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, 58708044 + ... + 58708067.

It is an arithmetic number, because the mean of its divisors is an integer number (273970928).

Almost surely, 2^1408993332 is an apocalyptic number.

1408993332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1408993332 is an abundant number, since it is smaller than the sum of its proper divisors (1878657804).

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

1408993332 is a wasteful number, since it uses less digits than its factorization.

1408993332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117416118 (or 117416116 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 1408993332 is about 37536.5599382788. The cubic root of 1408993332 is about 1121.0792456186.

The spelling of 1408993332 in words is "one billion, four hundred eight million, nine hundred ninety-three thousand, three hundred thirty-two".