622425800 has 24 divisors (see below), whose sum is σ = 1447140450. Its totient is φ = 248970240.

The previous prime is 622425787. The next prime is 622425827. The reversal of 622425800 is 8524226.

It can be written as a sum of positive squares in 3 ways, for example, as 550277764 + 72148036 = 23458^2 + 8494^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1555865 + ... + 1556264.

Almost surely, 2^622425800 is an apocalyptic number.

It is an amenable number.

622425800 is an abundant number, since it is smaller than the sum of its proper divisors (824714650).

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

622425800 is a wasteful number, since it uses less digits than its factorization.

622425800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3112145 (or 3112136 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 622425800 is about 24948.4628785022. The cubic root of 622425800 is about 853.8125394087.

The spelling of 622425800 in words is "six hundred twenty-two million, four hundred twenty-five thousand, eight hundred".