22440948 has 12 divisors (see below), whose sum is σ = 52362240. Its totient is φ = 7480312.

The previous prime is 22440841. The next prime is 22440967. The reversal of 22440948 is 84904422.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×22440948² = 1007192294277408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 935028 + ... + 935051.

It is an arithmetic number, because the mean of its divisors is an integer number (4363520).

Almost surely, 2^22440948 is an apocalyptic number.

It is an amenable number.

22440948 is an abundant number, since it is smaller than the sum of its proper divisors (29921292).

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

22440948 is a wasteful number, since it uses less digits than its factorization.

22440948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870086 (or 1870084 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 22440948 is about 4737.1877733525. The cubic root of 22440948 is about 282.0636142388.

The spelling of 22440948 in words is "twenty-two million, four hundred forty thousand, nine hundred forty-eight".