22929798 has 8 divisors (see below), whose sum is σ = 45859608. Its totient is φ = 7643264.

The previous prime is 22929791. The next prime is 22929799. The reversal of 22929798 is 89792922.

It is a happy number.

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

22929798 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22929791) 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, 1910811 + ... + 1910822.

It is an arithmetic number, because the mean of its divisors is an integer number (5732451).

Almost surely, 2^22929798 is an apocalyptic number.

22929798 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.

22929798 is a wasteful number, since it uses less digits than its factorization.

22929798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3821638.

The product of its digits is 326592, while the sum is 48.

The square root of 22929798 is about 4788.5068654018. The cubic root of 22929798 is about 284.0970623071.

It can be divided in two parts, 2292 and 9798, that added together give a triangular number (12090 = T₁₅₅).

The spelling of 22929798 in words is "twenty-two million, nine hundred twenty-nine thousand, seven hundred ninety-eight".