22634401 has 8 divisors (see below), whose sum is σ = 23189760. Its totient is φ = 22082208.

The previous prime is 22634399. The next prime is 22634407. The reversal of 22634401 is 10443622.

It is a happy number.

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 22634401 - 2¹ = 22634399 is a prime.

It is a super-2 number, since 2×22634401² = 1024632217257602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22634407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20085 + ... + 21181.

It is an arithmetic number, because the mean of its divisors is an integer number (2898720).

Almost surely, 2^22634401 is an apocalyptic number.

It is an amenable number.

22634401 is a deficient number, since it is larger than the sum of its proper divisors (555359).

22634401 is a wasteful number, since it uses less digits than its factorization.

22634401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 22634401 is about 4757.5625061580. The cubic root of 22634401 is about 282.8718094897.

The spelling of 22634401 in words is "twenty-two million, six hundred thirty-four thousand, four hundred one".