22654742 has 16 divisors (see below), whose sum is σ = 38350800. Its totient is φ = 9942240.

The previous prime is 22654717. The next prime is 22654759. The reversal of 22654742 is 24745622.

It is a junction number, because it is equal to n+sod(n) for n = 22654699 and 22654708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17117 + ... + 18392.

It is an arithmetic number, because the mean of its divisors is an integer number (2396925).

Almost surely, 2^22654742 is an apocalyptic number.

22654742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22654742 is a deficient number, since it is larger than the sum of its proper divisors (15696058).

22654742 is a wasteful number, since it uses less digits than its factorization.

22654742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35551.

The product of its digits is 26880, while the sum is 32.

The square root of 22654742 is about 4759.6997804483. The cubic root of 22654742 is about 282.9565208501.

It can be divided in two parts, 2265 and 4742, that added together give a palindrome (7007).

The spelling of 22654742 in words is "twenty-two million, six hundred fifty-four thousand, seven hundred forty-two".