622740875 has 8 divisors (see below), whose sum is σ = 777180768. Its totient is φ = 498192600.

The previous prime is 622740869. The next prime is 622740907. The reversal of 622740875 is 578047226.

It is a de Polignac number, because none of the positive numbers 2^k-622740875 is a prime.

It is a Duffinian 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, 2490839 + ... + 2491088.

It is an arithmetic number, because the mean of its divisors is an integer number (97147596).

Almost surely, 2^622740875 is an apocalyptic number.

622740875 is a deficient number, since it is larger than the sum of its proper divisors (154439893).

622740875 is an equidigital number, since it uses as much as digits as its factorization.

622740875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4981942 (or 4981932 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 41.

The square root of 622740875 is about 24954.7765968762. The cubic root of 622740875 is about 853.9565831412.

The spelling of 622740875 in words is "six hundred twenty-two million, seven hundred forty thousand, eight hundred seventy-five".