626764452 has 12 divisors (see below), whose sum is σ = 1462450416. Its totient is φ = 208921480.

The previous prime is 626764429. The next prime is 626764487. The reversal of 626764452 is 254467626.

626764452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26115174 + ... + 26115197.

It is an arithmetic number, because the mean of its divisors is an integer number (121870868).

Almost surely, 2^626764452 is an apocalyptic number.

It is an amenable number.

626764452 is an abundant number, since it is smaller than the sum of its proper divisors (835685964).

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

626764452 is a wasteful number, since it uses less digits than its factorization.

626764452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52230378 (or 52230376 counting only the distinct ones).

The product of its digits is 483840, while the sum is 42.

The square root of 626764452 is about 25035.2641687680. The cubic root of 626764452 is about 855.7917961764.

The spelling of 626764452 in words is "six hundred twenty-six million, seven hundred sixty-four thousand, four hundred fifty-two".