622534902 has 16 divisors (see below), whose sum is σ = 1358258112. Its totient is φ = 188646920.

The previous prime is 622534889. The next prime is 622534903. The reversal of 622534902 is 209435226.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622534903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4716108 + ... + 4716239.

It is an arithmetic number, because the mean of its divisors is an integer number (84891132).

Almost surely, 2^622534902 is an apocalyptic number.

622534902 is an abundant number, since it is smaller than the sum of its proper divisors (735723210).

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

622534902 is a wasteful number, since it uses less digits than its factorization.

622534902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9432363.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 622534902 is about 24950.6493302279. The cubic root of 622534902 is about 853.8624233806.

The spelling of 622534902 in words is "six hundred twenty-two million, five hundred thirty-four thousand, nine hundred two".