622348550 has 24 divisors (see below), whose sum is σ = 1160222616. Its totient is φ = 248368640.

The previous prime is 622348543. The next prime is 622348561. The reversal of 622348550 is 55843226.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 622348550.

It is a congruent number.

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, 8102 + ... + 36198.

It is an arithmetic number, because the mean of its divisors is an integer number (48342609).

Almost surely, 2^622348550 is an apocalyptic number.

622348550 is a deficient number, since it is larger than the sum of its proper divisors (537874066).

622348550 is a wasteful number, since it uses less digits than its factorization.

622348550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28552 (or 28547 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 622348550 is about 24946.9146388887. The cubic root of 622348550 is about 853.7772153869. Note that the first 3 decimals are identical.

The spelling of 622348550 in words is "six hundred twenty-two million, three hundred forty-eight thousand, five hundred fifty".