22156046 has 16 divisors (see below), whose sum is σ = 36343728. Its totient is φ = 10046400.

The previous prime is 22156027. The next prime is 22156111. The reversal of 22156046 is 64065122.

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, 10496 + ... + 12428.

It is an arithmetic number, because the mean of its divisors is an integer number (2271483).

Almost surely, 2^22156046 is an apocalyptic number.

22156046 is a deficient number, since it is larger than the sum of its proper divisors (14187682).

22156046 is a wasteful number, since it uses less digits than its factorization.

22156046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 22156046 is about 4707.0209262335. The cubic root of 22156046 is about 280.8648683477.

The spelling of 22156046 in words is "twenty-two million, one hundred fifty-six thousand, forty-six".