22033738 has 16 divisors (see below), whose sum is σ = 33546240. Its totient is φ = 10853136.

The previous prime is 22033733. The next prime is 22033771. The reversal of 22033738 is 83733022.

It is a super-2 number, since 2×22033738² = 970971220505288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22033733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56448 + ... + 56836.

It is an arithmetic number, because the mean of its divisors is an integer number (2096640).

Almost surely, 2^22033738 is an apocalyptic number.

22033738 is a deficient number, since it is larger than the sum of its proper divisors (11512502).

22033738 is a wasteful number, since it uses less digits than its factorization.

22033738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 22033738 is about 4694.0108649214. The cubic root of 22033738 is about 280.3470950646.

The spelling of 22033738 in words is "twenty-two million, thirty-three thousand, seven hundred thirty-eight".