612536 has 16 divisors (see below), whose sum is σ = 1198800. Its totient is φ = 292864.

The previous prime is 612511. The next prime is 612553. The reversal of 612536 is 635216.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 612536.

It is an unprimeable number.

612536 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1481 + ... + 1848.

It is an arithmetic number, because the mean of its divisors is an integer number (74925).

2⁶¹²⁵³⁶ is an apocalyptic number.

It is an amenable number.

612536 is a deficient number, since it is larger than the sum of its proper divisors (586264).

612536 is a wasteful number, since it uses less digits than its factorization.

612536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3358 (or 3354 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 612536 is about 782.6467913433. The cubic root of 612536 is about 84.9266264155.

The spelling of 612536 in words is "six hundred twelve thousand, five hundred thirty-six".