22465550 has 12 divisors (see below), whose sum is σ = 41786016. Its totient is φ = 8986200.

The previous prime is 22465537. The next prime is 22465559. The reversal of 22465550 is 5556422.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22465559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 224606 + ... + 224705.

It is an arithmetic number, because the mean of its divisors is an integer number (3482168).

Almost surely, 2^22465550 is an apocalyptic number.

22465550 is a deficient number, since it is larger than the sum of its proper divisors (19320466).

22465550 is a wasteful number, since it uses less digits than its factorization.

22465550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449323 (or 449318 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 22465550 is about 4739.7837503414. The cubic root of 22465550 is about 282.1666519940.

The spelling of 22465550 in words is "twenty-two million, four hundred sixty-five thousand, five hundred fifty".