22048265 has 32 divisors (see below), whose sum is σ = 29548800. Its totient is φ = 15724800.

The previous prime is 22048261. The next prime is 22048291. The reversal of 22048265 is 56284022.

It is not a de Polignac number, because 22048265 - 2² = 22048261 is a prime.

It is a super-2 number, since 2×22048265² = 972251979020450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22048261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145940 + ... + 146090.

It is an arithmetic number, because the mean of its divisors is an integer number (923400).

Almost surely, 2^22048265 is an apocalyptic number.

It is an amenable number.

22048265 is a deficient number, since it is larger than the sum of its proper divisors (7500535).

22048265 is a wasteful number, since it uses less digits than its factorization.

22048265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 22048265 is about 4695.5580073086. The cubic root of 22048265 is about 280.4086931397.

The spelling of 22048265 in words is "twenty-two million, forty-eight thousand, two hundred sixty-five".