22620598 has 32 divisors (see below), whose sum is σ = 45561600. Its totient is φ = 8134560.

The previous prime is 22620581. The next prime is 22620599. The reversal of 22620598 is 89502622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22620599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3648 + ... + 7651.

It is an arithmetic number, because the mean of its divisors is an integer number (1423800).

Almost surely, 2^22620598 is an apocalyptic number.

22620598 is an abundant number, since it is smaller than the sum of its proper divisors (22941002).

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

22620598 is a wasteful number, since it uses less digits than its factorization.

22620598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11332.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 22620598 is about 4756.1116471336. Note that the first 3 decimals coincide. The cubic root of 22620598 is about 282.8142971285.

The spelling of 22620598 in words is "twenty-two million, six hundred twenty thousand, five hundred ninety-eight".