22747024 has 10 divisors (see below), whose sum is σ = 44072390. Its totient is φ = 11373504.

The previous prime is 22747007. The next prime is 22747031. The reversal of 22747024 is 42074722.

It can be written as a sum of positive squares in only one way, i.e., 17139600 + 5607424 = 4140^2 + 2368^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22746983 and 22747001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710829 + ... + 710860.

It is an arithmetic number, because the mean of its divisors is an integer number (4407239).

Almost surely, 2^22747024 is an apocalyptic number.

It is an amenable number.

22747024 is a deficient number, since it is larger than the sum of its proper divisors (21325366).

22747024 is a wasteful number, since it uses less digits than its factorization.

22747024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421697 (or 1421691 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 28.

The square root of 22747024 is about 4769.3840273142. The cubic root of 22747024 is about 283.3401994491.

The spelling of 22747024 in words is "twenty-two million, seven hundred forty-seven thousand, twenty-four".