22793140 has 24 divisors (see below), whose sum is σ = 48317472. Its totient is φ = 9031200.

The previous prime is 22793137. The next prime is 22793143. The reversal of 22793140 is 4139722.

It is an interprime number because it is at equal distance from previous prime (22793137) and next prime (22793143).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22793099 and 22793108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22793143) 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, 3186 + ... + 7465.

It is an arithmetic number, because the mean of its divisors is an integer number (2013228).

Almost surely, 2^22793140 is an apocalyptic number.

22793140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22793140 is an abundant number, since it is smaller than the sum of its proper divisors (25524332).

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

22793140 is a wasteful number, since it uses less digits than its factorization.

22793140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10767 (or 10765 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 22793140 is about 4774.2161660319. The cubic root of 22793140 is about 283.5315460398.

The spelling of 22793140 in words is "twenty-two million, seven hundred ninety-three thousand, one hundred forty".