622013004 has 36 divisors (see below), whose sum is σ = 1578180240. Its totient is φ = 206563680.

The previous prime is 622012997. The next prime is 622013011. The reversal of 622013004 is 400310226.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (622012997) and next prime (622013011).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22432 + ... + 41799.

It is an arithmetic number, because the mean of its divisors is an integer number (43838340).

Almost surely, 2^622013004 is an apocalyptic number.

It is an amenable number.

622013004 is an abundant number, since it is smaller than the sum of its proper divisors (956167236).

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

622013004 is a wasteful number, since it uses less digits than its factorization.

622013004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64510 (or 64505 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 622013004 is about 24940.1885317654. The cubic root of 622013004 is about 853.6237467069.

The spelling of 622013004 in words is "six hundred twenty-two million, thirteen thousand, four".