22735998 has 16 divisors (see below), whose sum is σ = 50524560. Its totient is φ = 7578648.

The previous prime is 22735997. The next prime is 22736003. The reversal of 22735998 is 89953722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22735997) 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, 210465 + ... + 210572.

It is an arithmetic number, because the mean of its divisors is an integer number (3157785).

Almost surely, 2^22735998 is an apocalyptic number.

22735998 is an abundant number, since it is smaller than the sum of its proper divisors (27788562).

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

22735998 is a wasteful number, since it uses less digits than its factorization.

22735998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421048 (or 421042 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 22735998 is about 4768.2279727379. The cubic root of 22735998 is about 283.2944115701.

The spelling of 22735998 in words is "twenty-two million, seven hundred thirty-five thousand, nine hundred ninety-eight".