622406616 has 64 divisors (see below), whose sum is σ = 1678091520. Its totient is φ = 191237760.

The previous prime is 622406597. The next prime is 622406627. The reversal of 622406616 is 616604226.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405771 + ... + 407301.

It is an arithmetic number, because the mean of its divisors is an integer number (26220180).

Almost surely, 2^622406616 is an apocalyptic number.

It is an amenable number.

622406616 is an abundant number, since it is smaller than the sum of its proper divisors (1055684904).

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

622406616 is a wasteful number, since it uses less digits than its factorization.

622406616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2856 (or 2852 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 622406616 is about 24948.0784029552. The cubic root of 622406616 is about 853.8037674351.

The spelling of 622406616 in words is "six hundred twenty-two million, four hundred six thousand, six hundred sixteen".