22513348 has 24 divisors (see below), whose sum is σ = 46287360. Its totient is φ = 9445920.

The previous prime is 22513339. The next prime is 22513349. The reversal of 22513348 is 84331522.

It is not an unprimeable number, because it can be changed into a prime (22513349) 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, 19108 + ... + 20251.

It is an arithmetic number, because the mean of its divisors is an integer number (1928640).

Almost surely, 2^22513348 is an apocalyptic number.

It is an amenable number.

22513348 is an abundant number, since it is smaller than the sum of its proper divisors (23774012).

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

22513348 is a wasteful number, since it uses less digits than its factorization.

22513348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39387 (or 39385 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 22513348 is about 4744.8232843806. The cubic root of 22513348 is about 282.3666240680.

The spelling of 22513348 in words is "twenty-two million, five hundred thirteen thousand, three hundred forty-eight".