22906424 has 8 divisors (see below), whose sum is σ = 42949560. Its totient is φ = 11453208.

The previous prime is 22906417. The next prime is 22906483. The reversal of 22906424 is 42460922.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1431644 + ... + 1431659.

It is an arithmetic number, because the mean of its divisors is an integer number (5368695).

Almost surely, 2^22906424 is an apocalyptic number.

It is an amenable number.

22906424 is a deficient number, since it is larger than the sum of its proper divisors (20043136).

22906424 is a wasteful number, since it uses less digits than its factorization.

22906424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2863309 (or 2863305 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 22906424 is about 4786.0656075737. The cubic root of 22906424 is about 284.0004959325. Note that the first 3 decimals are identical.

The spelling of 22906424 in words is "twenty-two million, nine hundred six thousand, four hundred twenty-four".