22270685 has 8 divisors (see below), whose sum is σ = 26820960. Its totient is φ = 17752464.

The previous prime is 22270627. The next prime is 22270723. The reversal of 22270685 is 58607222.

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 22270685 - 2²² = 18076381 is a prime.

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, 6455 + ... + 9284.

It is an arithmetic number, because the mean of its divisors is an integer number (3352620).

Almost surely, 2^22270685 is an apocalyptic number.

It is an amenable number.

22270685 is a deficient number, since it is larger than the sum of its proper divisors (4550275).

22270685 is a wasteful number, since it uses less digits than its factorization.

22270685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16027.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 22270685 is about 4719.1826622838. The cubic root of 22270685 is about 281.3484488271.

It can be divided in two parts, 222 and 70685, that added together give a palindrome (70907).

The spelling of 22270685 in words is "twenty-two million, two hundred seventy thousand, six hundred eighty-five".