22705670 has 16 divisors (see below), whose sum is σ = 44014320. Its totient is φ = 8383584.

The previous prime is 22705667. The next prime is 22705687. The reversal of 22705670 is 7650722.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87200 + ... + 87459.

It is an arithmetic number, because the mean of its divisors is an integer number (2750895).

Almost surely, 2^22705670 is an apocalyptic number.

22705670 is a deficient number, since it is larger than the sum of its proper divisors (21308650).

22705670 is a wasteful number, since it uses less digits than its factorization.

22705670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174679.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 22705670 is about 4765.0466944197. The cubic root of 22705670 is about 283.1683915029.

The spelling of 22705670 in words is "twenty-two million, seven hundred five thousand, six hundred seventy".