147864312 has 32 divisors (see below), whose sum is σ = 410734800. Its totient is φ = 49288032.

The previous prime is 147864271. The next prime is 147864337. The reversal of 147864312 is 213468741.

147864312 is a `hidden beast` number, since 1 + 4 + 7 + 8 + 643 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342063 + ... + 342494.

Almost surely, 2^147864312 is an apocalyptic number.

147864312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

147864312 is an abundant number, since it is smaller than the sum of its proper divisors (262870488).

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

147864312 is a wasteful number, since it uses less digits than its factorization.

147864312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684572 (or 684562 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 147864312 is about 12159.9470393584. The cubic root of 147864312 is about 528.7955466021.

The spelling of 147864312 in words is "one hundred forty-seven million, eight hundred sixty-four thousand, three hundred twelve".