22825398 has 8 divisors (see below), whose sum is σ = 45650808. Its totient is φ = 7608464.

The previous prime is 22825381. The next prime is 22825399. The reversal of 22825398 is 89352822.

It is a sphenic number, since it is the product of 3 distinct primes.

22825398 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22825399) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1902111 + ... + 1902122.

It is an arithmetic number, because the mean of its divisors is an integer number (5706351).

Almost surely, 2^22825398 is an apocalyptic number.

22825398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22825398 is a wasteful number, since it uses less digits than its factorization.

22825398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3804238.

The product of its digits is 69120, while the sum is 39.

The square root of 22825398 is about 4777.5933271889. The cubic root of 22825398 is about 283.6652390325.

The spelling of 22825398 in words is "twenty-two million, eight hundred twenty-five thousand, three hundred ninety-eight".