147992572 has 24 divisors (see below), whose sum is σ = 318754016. Its totient is φ = 58546368.

The previous prime is 147992549. The next prime is 147992587. The reversal of 147992572 is 275299741.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202923 + ... + 203650.

Almost surely, 2^147992572 is an apocalyptic number.

It is an amenable number.

147992572 is an abundant number, since it is smaller than the sum of its proper divisors (170761444).

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

147992572 is a wasteful number, since it uses less digits than its factorization.

147992572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406597 (or 406595 counting only the distinct ones).

The product of its digits is 317520, while the sum is 46.

The square root of 147992572 is about 12165.2197678464. The cubic root of 147992572 is about 528.9483978096.

It can be divided in two parts, 14799 and 2572, that added together give a palindrome (17371).

The spelling of 147992572 in words is "one hundred forty-seven million, nine hundred ninety-two thousand, five hundred seventy-two".