22526829 has 28 divisors (see below), whose sum is σ = 36388156. Its totient is φ = 13856832.

The previous prime is 22526789. The next prime is 22526843. The reversal of 22526829 is 92862522.

It can be written as a sum of positive squares in 2 ways, for example, as 5904900 + 16621929 = 2430^2 + 4077^2 .

It is not a de Polignac number, because 22526829 - 2⁸ = 22526573 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22526793 and 22526802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22526869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 8289 + ... + 10665.

It is an arithmetic number, because the mean of its divisors is an integer number (1299577).

Almost surely, 2^22526829 is an apocalyptic number.

It is an amenable number.

22526829 is a deficient number, since it is larger than the sum of its proper divisors (13861327).

22526829 is an equidigital number, since it uses as much as digits as its factorization.

22526829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2408 (or 2393 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 22526829 is about 4746.2436726321. The cubic root of 22526829 is about 282.4229732305.

It can be divided in two parts, 22 and 526829, that added together give a triangular number (526851 = T₁₀₂₆).

The spelling of 22526829 in words is "twenty-two million, five hundred twenty-six thousand, eight hundred twenty-nine".