22461008 has 10 divisors (see below), whose sum is σ = 43518234. Its totient is φ = 11230496.

The previous prime is 22461001. The next prime is 22461011. The reversal of 22461008 is 80016422.

It can be written as a sum of positive squares in only one way, i.e., 22202944 + 258064 = 4712^2 + 508^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22461001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701891 + ... + 701922.

Almost surely, 2^22461008 is an apocalyptic number.

It is an amenable number.

22461008 is a deficient number, since it is larger than the sum of its proper divisors (21057226).

22461008 is a wasteful number, since it uses less digits than its factorization.

22461008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1403821 (or 1403815 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 22461008 is about 4739.3045903381. The cubic root of 22461008 is about 282.1476349165.

The spelling of 22461008 in words is "twenty-two million, four hundred sixty-one thousand, eight".