22423646 has 32 divisors (see below), whose sum is σ = 41306112. Its totient is φ = 8910720.

The previous prime is 22423613. The next prime is 22423649. The reversal of 22423646 is 64632422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22423649) 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, 16235 + ... + 17561.

It is an arithmetic number, because the mean of its divisors is an integer number (1290816).

Almost surely, 2^22423646 is an apocalyptic number.

22423646 is a deficient number, since it is larger than the sum of its proper divisors (18882466).

22423646 is a wasteful number, since it uses less digits than its factorization.

22423646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424.

The product of its digits is 13824, while the sum is 29.

The square root of 22423646 is about 4735.3612322610. The cubic root of 22423646 is about 281.9911051300.

The spelling of 22423646 in words is "twenty-two million, four hundred twenty-three thousand, six hundred forty-six".