22900075 has 12 divisors (see below), whose sum is σ = 30977928. Its totient is φ = 16654400.

The previous prime is 22900069. The next prime is 22900079. The reversal of 22900075 is 57000922.

22900075 = T₂₀₃₅ + T₂₀₃₆ + ... + T₂₀₄₅.

It is not a de Polignac number, because 22900075 - 2⁵ = 22900043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22900079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41362 + ... + 41911.

It is an arithmetic number, because the mean of its divisors is an integer number (2581494).

Almost surely, 2^22900075 is an apocalyptic number.

22900075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22900075 is a deficient number, since it is larger than the sum of its proper divisors (8077853).

22900075 is a wasteful number, since it uses less digits than its factorization.

22900075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83294 (or 83289 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 22900075 is about 4785.4022819404. The cubic root of 22900075 is about 283.9742545927.

Adding to 22900075 its reverse (57000922), we get a palindrome (79900997).

The spelling of 22900075 in words is "twenty-two million, nine hundred thousand, seventy-five".