512625366 has 48 divisors (see below), whose sum is σ = 1214673408. Its totient is φ = 154954800.

The previous prime is 512625359. The next prime is 512625389. The reversal of 512625366 is 663526215.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 512625366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82335 + ... + 88341.

It is an arithmetic number, because the mean of its divisors is an integer number (25305696).

Almost surely, 2^512625366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 512625366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (607336704).

512625366 is an abundant number, since it is smaller than the sum of its proper divisors (702048042).

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

512625366 is a wasteful number, since it uses less digits than its factorization.

512625366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6457 (or 6454 counting only the distinct ones).

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

The square root of 512625366 is about 22641.2315477758. The cubic root of 512625366 is about 800.3255789383.

The spelling of 512625366 in words is "five hundred twelve million, six hundred twenty-five thousand, three hundred sixty-six".