22670643 has 16 divisors (see below), whose sum is σ = 30740480. Its totient is φ = 14859936.

The previous prime is 22670611. The next prime is 22670647. The reversal of 22670643 is 34607622.

It is not a de Polignac number, because 22670643 - 2⁵ = 22670611 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22670643.

It is not an unprimeable number, because it can be changed into a prime (22670647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59628 + ... + 60006.

It is an arithmetic number, because the mean of its divisors is an integer number (1921280).

Almost surely, 2^22670643 is an apocalyptic number.

22670643 is a deficient number, since it is larger than the sum of its proper divisors (8069837).

22670643 is a wasteful number, since it uses less digits than its factorization.

22670643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 22670643 is about 4761.3698659104. The cubic root of 22670643 is about 283.0227062487.

The spelling of 22670643 in words is "twenty-two million, six hundred seventy thousand, six hundred forty-three".