22464630 has 24 divisors (see below), whose sum is σ = 58408272. Its totient is φ = 5990544.

The previous prime is 22464623. The next prime is 22464641. The reversal of 22464630 is 3646422.

22464630 is a `hidden beast` number, since 2 + 24 + 6 + 4 + 630 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 22464594 and 22464603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 124714 + ... + 124893.

It is an arithmetic number, because the mean of its divisors is an integer number (2433678).

Almost surely, 2^22464630 is an apocalyptic number.

22464630 is an abundant number, since it is smaller than the sum of its proper divisors (35943642).

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

22464630 is a wasteful number, since it uses less digits than its factorization.

22464630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249620 (or 249617 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 22464630 is about 4739.6866985066. The cubic root of 22464630 is about 282.1628002170.

It can be divided in two parts, 224646 and 30, that added together give a square (224676 = 474²).

The spelling of 22464630 in words is "twenty-two million, four hundred sixty-four thousand, six hundred thirty".