22733457 has 8 divisors (see below), whose sum is σ = 30427584. Its totient is φ = 15097488.

The previous prime is 22733423. The next prime is 22733461. The reversal of 22733457 is 75433722.

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

It is not a de Polignac number, because 22733457 - 2²⁰ = 21684881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22733497) 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, 13618 + ... + 15195.

It is an arithmetic number, because the mean of its divisors is an integer number (3803448).

Almost surely, 2^22733457 is an apocalyptic number.

It is an amenable number.

22733457 is a deficient number, since it is larger than the sum of its proper divisors (7694127).

22733457 is a wasteful number, since it uses less digits than its factorization.

22733457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29079.

The product of its digits is 35280, while the sum is 33.

The square root of 22733457 is about 4767.9615141064. The cubic root of 22733457 is about 283.2838574125.

The spelling of 22733457 in words is "twenty-two million, seven hundred thirty-three thousand, four hundred fifty-seven".