22047048 has 24 divisors (see below), whose sum is σ = 59710950. Its totient is φ = 7348992.

The previous prime is 22047037. The next prime is 22047059. The reversal of 22047048 is 84074022.

It is an interprime number because it is at equal distance from previous prime (22047037) and next prime (22047059).

It can be written as a sum of positive squares in only one way, i.e., 11819844 + 10227204 = 3438^2 + 3198^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153033 + ... + 153176.

Almost surely, 2^22047048 is an apocalyptic number.

It is an amenable number.

22047048 is an abundant number, since it is smaller than the sum of its proper divisors (37663902).

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

22047048 is a wasteful number, since it uses less digits than its factorization.

22047048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306221 (or 306214 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 22047048 is about 4695.4284149585. The cubic root of 22047048 is about 280.4035337971.

The spelling of 22047048 in words is "twenty-two million, forty-seven thousand, forty-eight".