22733398 has 8 divisors (see below), whose sum is σ = 34162992. Its totient is φ = 11345736.

The previous prime is 22733387. The next prime is 22733413. The reversal of 22733398 is 89333722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 9090 + ... + 11317.

It is an arithmetic number, because the mean of its divisors is an integer number (4270374).

Almost surely, 2^22733398 is an apocalyptic number.

22733398 is a deficient number, since it is larger than the sum of its proper divisors (11429594).

22733398 is a wasteful number, since it uses less digits than its factorization.

22733398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20966.

The product of its digits is 54432, while the sum is 37.

The square root of 22733398 is about 4767.9553269719. The cubic root of 22733398 is about 283.2836123440.

It can be divided in two parts, 2273 and 3398, that added together give a triangular number (5671 = T₁₀₆).

The spelling of 22733398 in words is "twenty-two million, seven hundred thirty-three thousand, three hundred ninety-eight".