22048254 has 32 divisors (see below), whose sum is σ = 50580480. Its totient is φ = 7111800.

The previous prime is 22048253. The next prime is 22048261. The reversal of 22048254 is 45284022.

It is a happy number.

It is a super-2 number, since 2×22048254² = 972251008897032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22048253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4912 + ... + 8259.

It is an arithmetic number, because the mean of its divisors is an integer number (1580640).

Almost surely, 2^22048254 is an apocalyptic number.

22048254 is an abundant number, since it is smaller than the sum of its proper divisors (28532226).

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

22048254 is a wasteful number, since it uses less digits than its factorization.

22048254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13213 (or 13207 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 22048254 is about 4695.5568359887. The cubic root of 22048254 is about 280.4086465073.

The spelling of 22048254 in words is "twenty-two million, forty-eight thousand, two hundred fifty-four".