22149050 has 72 divisors (see below), whose sum is σ = 51850848. Its totient is φ = 6890400.

The previous prime is 22149037. The next prime is 22149053. The reversal of 22149050 is 5094122.

It is not an unprimeable number, because it can be changed into a prime (22149053) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 42089 + ... + 42611.

Almost surely, 2^22149050 is an apocalyptic number.

22149050 is an abundant number, since it is smaller than the sum of its proper divisors (29701798).

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

22149050 is a wasteful number, since it uses less digits than its factorization.

22149050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564 (or 548 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 22149050 is about 4706.2777223619. The cubic root of 22149050 is about 280.8353032428.

The spelling of 22149050 in words is "twenty-two million, one hundred forty-nine thousand, fifty".