22770798 has 16 divisors (see below), whose sum is σ = 45691776. Its totient is φ = 7565240.

The previous prime is 22770793. The next prime is 22770823. The reversal of 22770798 is 89707722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22770793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4236 + ... + 7967.

It is an arithmetic number, because the mean of its divisors is an integer number (2855736).

Almost surely, 2^22770798 is an apocalyptic number.

22770798 is an abundant number, since it is smaller than the sum of its proper divisors (22920978).

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

22770798 is a wasteful number, since it uses less digits than its factorization.

22770798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12519.

The product of its (nonzero) digits is 98784, while the sum is 42.

The square root of 22770798 is about 4771.8757318271. The cubic root of 22770798 is about 283.4388758667.

The spelling of 22770798 in words is "twenty-two million, seven hundred seventy thousand, seven hundred ninety-eight".