22751036 has 24 divisors (see below), whose sum is σ = 49639296. Its totient is φ = 8863920.

The previous prime is 22751021. The next prime is 22751039. The reversal of 22751036 is 63015722.

It is a junction number, because it is equal to n+sod(n) for n = 22750996 and 22751014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22751039) 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, 36626 + ... + 37241.

It is an arithmetic number, because the mean of its divisors is an integer number (2068304).

Almost surely, 2^22751036 is an apocalyptic number.

It is an amenable number.

22751036 is an abundant number, since it is smaller than the sum of its proper divisors (26888260).

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

22751036 is a wasteful number, since it uses less digits than its factorization.

22751036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73889 (or 73887 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 22751036 is about 4769.8046081574. The cubic root of 22751036 is about 283.3568564860.

Adding to 22751036 its reverse (63015722), we get a palindrome (85766758).

The spelling of 22751036 in words is "twenty-two million, seven hundred fifty-one thousand, thirty-six".