22044038 has 8 divisors (see below), whose sum is σ = 34132800. Its totient is φ = 10666440.

The previous prime is 22044017. The next prime is 22044049. The reversal of 22044038 is 83044022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22044038² = 971879222690888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177713 + ... + 177836.

It is an arithmetic number, because the mean of its divisors is an integer number (4266600).

Almost surely, 2^22044038 is an apocalyptic number.

22044038 is a deficient number, since it is larger than the sum of its proper divisors (12088762).

22044038 is a wasteful number, since it uses less digits than its factorization.

22044038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355582.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 22044038 is about 4695.1078794848. The cubic root of 22044038 is about 280.3907724054.

The spelling of 22044038 in words is "twenty-two million, forty-four thousand, thirty-eight".