22836398 has 32 divisors (see below), whose sum is σ = 39432960. Its totient is φ = 9838080.

The previous prime is 22836391. The next prime is 22836409. The reversal of 22836398 is 89363822.

It is a super-2 number, since 2×22836398² = 1043002147228808, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22836391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22886 + ... + 23862.

It is an arithmetic number, because the mean of its divisors is an integer number (1232280).

Almost surely, 2^22836398 is an apocalyptic number.

22836398 is a deficient number, since it is larger than the sum of its proper divisors (16596562).

22836398 is a wasteful number, since it uses less digits than its factorization.

22836398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052.

The product of its digits is 124416, while the sum is 41.

The square root of 22836398 is about 4778.7443957592. The cubic root of 22836398 is about 283.7107996330.

The spelling of 22836398 in words is "twenty-two million, eight hundred thirty-six thousand, three hundred ninety-eight".