612256134 has 16 divisors (see below), whose sum is σ = 1399442688. Its totient is φ = 174930312.

The previous prime is 612256123. The next prime is 612256181. The reversal of 612256134 is 431652216.

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, 7288722 + ... + 7288805.

It is an arithmetic number, because the mean of its divisors is an integer number (87465168).

Almost surely, 2^612256134 is an apocalyptic number.

612256134 is an abundant number, since it is smaller than the sum of its proper divisors (787186554).

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

612256134 is a wasteful number, since it uses less digits than its factorization.

612256134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14577539.

The product of its digits is 8640, while the sum is 30.

The square root of 612256134 is about 24743.8100138196. The cubic root of 612256134 is about 849.1369019841.

The spelling of 612256134 in words is "six hundred twelve million, two hundred fifty-six thousand, one hundred thirty-four".