22609601 has 16 divisors (see below), whose sum is σ = 27417600. Its totient is φ = 18212688.

The previous prime is 22609597. The next prime is 22609603. The reversal of 22609601 is 10690622.

It is a cyclic number.

It is not a de Polignac number, because 22609601 - 2² = 22609597 is a prime.

It is a super-2 number, since 2×22609601² = 1022388114758402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22609603) 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, 17876 + ... + 19098.

It is an arithmetic number, because the mean of its divisors is an integer number (1713600).

Almost surely, 2^22609601 is an apocalyptic number.

It is an amenable number.

22609601 is a deficient number, since it is larger than the sum of its proper divisors (4807999).

22609601 is a wasteful number, since it uses less digits than its factorization.

22609601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 22609601 is about 4754.9554151432. The cubic root of 22609601 is about 282.7684596584.

The spelling of 22609601 in words is "twenty-two million, six hundred nine thousand, six hundred one".