22712054 has 4 divisors (see below), whose sum is σ = 34068084. Its totient is φ = 11356026.

The previous prime is 22712023. The next prime is 22712059. The reversal of 22712054 is 45021722.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22712059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5678012 + ... + 5678015.

It is an arithmetic number, because the mean of its divisors is an integer number (8517021).

Almost surely, 2^22712054 is an apocalyptic number.

22712054 is a deficient number, since it is larger than the sum of its proper divisors (11356030).

22712054 is a wasteful number, since it uses less digits than its factorization.

22712054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11356029.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 22712054 is about 4765.7165253506. The cubic root of 22712054 is about 283.1949278646.

Adding to 22712054 its reverse (45021722), we get a palindrome (67733776).

The spelling of 22712054 in words is "twenty-two million, seven hundred twelve thousand, fifty-four".