22058661 has 8 divisors (see below), whose sum is σ = 29766240. Its totient is φ = 14528432.

The previous prime is 22058591. The next prime is 22058683. The reversal of 22058661 is 16685022.

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 22058661 - 2¹⁵ = 22025893 is a prime.

It is a super-2 number, since 2×22058661² = 973169050225842, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22058161) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 44046 + ... + 44543.

It is an arithmetic number, because the mean of its divisors is an integer number (3720780).

Almost surely, 2^22058661 is an apocalyptic number.

It is an amenable number.

22058661 is a deficient number, since it is larger than the sum of its proper divisors (7707579).

22058661 is an equidigital number, since it uses as much as digits as its factorization.

22058661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88675.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 22058661 is about 4696.6648805296. The cubic root of 22058661 is about 280.4527581447.

The spelling of 22058661 in words is "twenty-two million, fifty-eight thousand, six hundred sixty-one".