625947822 has 12 divisors (see below), whose sum is σ = 1356220320. Its totient is φ = 208649268.

The previous prime is 625947809. The next prime is 625947823. The reversal of 625947822 is 228749526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625947823) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17387422 + ... + 17387457.

It is an arithmetic number, because the mean of its divisors is an integer number (113018360).

Almost surely, 2^625947822 is an apocalyptic number.

625947822 is an abundant number, since it is smaller than the sum of its proper divisors (730272498).

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

625947822 is a wasteful number, since it uses less digits than its factorization.

625947822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34774887 (or 34774884 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 625947822 is about 25018.9492585120. The cubic root of 625947822 is about 855.4199557950.

The spelling of 625947822 in words is "six hundred twenty-five million, nine hundred forty-seven thousand, eight hundred twenty-two".