22829418 has 32 divisors (see below), whose sum is σ = 50889600. Its totient is φ = 7586208.

The previous prime is 22829381. The next prime is 22829437. The reversal of 22829418 is 81492822.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30355 + ... + 31097.

It is an arithmetic number, because the mean of its divisors is an integer number (1590300).

Almost surely, 2^22829418 is an apocalyptic number.

22829418 is an abundant number, since it is smaller than the sum of its proper divisors (28060182).

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

22829418 is a wasteful number, since it uses less digits than its factorization.

22829418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323 (or 1317 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 22829418 is about 4778.0140225830. The cubic root of 22829418 is about 283.6818910579.

It can be divided in two parts, 228 and 29418, that added together give a triangular number (29646 = T₂₄₃).

The spelling of 22829418 in words is "twenty-two million, eight hundred twenty-nine thousand, four hundred eighteen".