622028852 has 6 divisors (see below), whose sum is σ = 1088550498. Its totient is φ = 311014424.

The previous prime is 622028789. The next prime is 622028873. The reversal of 622028852 is 258820226.

It can be written as a sum of positive squares in only one way, i.e., 399840016 + 222188836 = 19996^2 + 14906^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77753603 + ... + 77753610.

It is an arithmetic number, because the mean of its divisors is an integer number (181425083).

Almost surely, 2^622028852 is an apocalyptic number.

It is an amenable number.

622028852 is a deficient number, since it is larger than the sum of its proper divisors (466521646).

622028852 is a wasteful number, since it uses less digits than its factorization.

622028852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155507217 (or 155507215 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 622028852 is about 24940.5062498739. The cubic root of 622028852 is about 853.6309963486.

The spelling of 622028852 in words is "six hundred twenty-two million, twenty-eight thousand, eight hundred fifty-two".