22606842 has 8 divisors (see below), whose sum is σ = 45213696. Its totient is φ = 7535612.

The previous prime is 22606841. The next prime is 22606847. The reversal of 22606842 is 24860622.

It is a sphenic number, since it is the product of 3 distinct primes.

22606842 is an admirable number.

It is a super-2 number, since 2×22606842² = 1022138610425928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22606841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1883898 + ... + 1883909.

It is an arithmetic number, because the mean of its divisors is an integer number (5651712).

Almost surely, 2^22606842 is an apocalyptic number.

22606842 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22606842 is a wasteful number, since it uses less digits than its factorization.

22606842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3767812.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 22606842 is about 4754.6652879041. The cubic root of 22606842 is about 282.7569573189.

The spelling of 22606842 in words is "twenty-two million, six hundred six thousand, eight hundred forty-two".