147531968 has 28 divisors (see below), whose sum is σ = 299572680. Its totient is φ = 72049152.

The previous prime is 147531953. The next prime is 147531991. The reversal of 147531968 is 869135741.

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, 24053 + ... + 29556.

Almost surely, 2^147531968 is an apocalyptic number.

It is an amenable number.

147531968 is an abundant number, since it is smaller than the sum of its proper divisors (152040712).

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

147531968 is an equidigital number, since it uses as much as digits as its factorization.

147531968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53664 (or 53654 counting only the distinct ones).

The product of its digits is 181440, while the sum is 44.

The square root of 147531968 is about 12146.2738319206. The cubic root of 147531968 is about 528.3990708129.

The spelling of 147531968 in words is "one hundred forty-seven million, five hundred thirty-one thousand, nine hundred sixty-eight".