612537132 has 48 divisors (see below), whose sum is σ = 1515138912. Its totient is φ = 191938560.

The previous prime is 612537119. The next prime is 612537151. The reversal of 612537132 is 231735216.

It is a self number, because there is not a number n which added to its sum of digits gives 612537132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268348 + ... + 270620.

It is an arithmetic number, because the mean of its divisors is an integer number (31565394).

Almost surely, 2^612537132 is an apocalyptic number.

It is an amenable number.

612537132 is an abundant number, since it is smaller than the sum of its proper divisors (902601780).

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

612537132 is a wasteful number, since it uses less digits than its factorization.

612537132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3618 (or 3616 counting only the distinct ones).

The product of its digits is 7560, while the sum is 30.

The square root of 612537132 is about 24749.4875098455. The cubic root of 612537132 is about 849.2667873181.

The spelling of 612537132 in words is "six hundred twelve million, five hundred thirty-seven thousand, one hundred thirty-two".