612265536 has 63 divisors (see below), whose sum is σ = 1756652443. Its totient is φ = 203890560.

The previous prime is 612265513. The next prime is 612265541. The reversal of 612265536 is 635562216.

It is a happy number.

The square root of 612265536 is 24744.

It is a perfect power (a square), and thus also a powerful number.

612265536 is a `hidden beast` number, since 61 + 2 + 2 + 65 + 536 = 666.

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

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 612265536.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 593341 + ... + 594371.

Almost surely, 2^612265536 is an apocalyptic number.

612265536 is the 24744-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612265536

612265536 is an abundant number, since it is smaller than the sum of its proper divisors (1144386907).

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

612265536 is an equidigital number, since it uses as much as digits as its factorization.

612265536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080 (or 1036 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The cubic root of 612265536 is about 849.1412485007.

Multiplying 612265536 by its sum of digits (36), we get a square (22041559296 = 148464²).

612265536 divided by its sum of digits (36) gives a square (17007376 = 4124²).

The spelling of 612265536 in words is "six hundred twelve million, two hundred sixty-five thousand, five hundred thirty-six".