22072794 has 32 divisors (see below), whose sum is σ = 47734080. Its totient is φ = 6780672.

The previous prime is 22072793. The next prime is 22072807. The reversal of 22072794 is 49727022.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22072793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1602 + ... + 6834.

It is an arithmetic number, because the mean of its divisors is an integer number (1491690).

Almost surely, 2^22072794 is an apocalyptic number.

22072794 is an abundant number, since it is smaller than the sum of its proper divisors (25661286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22072794 is a wasteful number, since it uses less digits than its factorization.

22072794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5294.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 22072794 is about 4698.1692178975. The cubic root of 22072794 is about 280.5126407857.

The spelling of 22072794 in words is "twenty-two million, seventy-two thousand, seven hundred ninety-four".