22040693 has 8 divisors (see below), whose sum is σ = 23079168. Its totient is φ = 21008944.

The previous prime is 22040663. The next prime is 22040699. The reversal of 22040693 is 39604022.

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

It is a cyclic number.

It is not a de Polignac number, because 22040693 - 2¹⁶ = 21975157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22040699) 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, 5780 + ... + 8802.

It is an arithmetic number, because the mean of its divisors is an integer number (2884896).

Almost surely, 2^22040693 is an apocalyptic number.

22040693 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22040693 is a deficient number, since it is larger than the sum of its proper divisors (1038475).

22040693 is a wasteful number, since it uses less digits than its factorization.

22040693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3363.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 22040693 is about 4694.7516441235. The cubic root of 22040693 is about 280.3765893630.

The spelling of 22040693 in words is "twenty-two million, forty thousand, six hundred ninety-three".