22742296 has 8 divisors (see below), whose sum is σ = 42641820. Its totient is φ = 11371144.

The previous prime is 22742273. The next prime is 22742303. The reversal of 22742296 is 69224722.

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, 1421386 + ... + 1421401.

Almost surely, 2^22742296 is an apocalyptic number.

It is an amenable number.

22742296 is a deficient number, since it is larger than the sum of its proper divisors (19899524).

22742296 is a wasteful number, since it uses less digits than its factorization.

22742296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2842793 (or 2842789 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 22742296 is about 4768.8883400642. Note that the first 3 decimals coincide. The cubic root of 22742296 is about 283.3205672064.

The spelling of 22742296 in words is "twenty-two million, seven hundred forty-two thousand, two hundred ninety-six".