22551060 has 48 divisors (see below), whose sum is σ = 72164736. Its totient is φ = 5154432.

The previous prime is 22551059. The next prime is 22551079. The reversal of 22551060 is 6015522.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26427 + ... + 27266.

It is an arithmetic number, because the mean of its divisors is an integer number (1503432).

Almost surely, 2^22551060 is an apocalyptic number.

22551060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22551060 is an abundant number, since it is smaller than the sum of its proper divisors (49613676).

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

22551060 is a wasteful number, since it uses less digits than its factorization.

22551060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53712 (or 53710 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 22551060 is about 4748.7956367904. The cubic root of 22551060 is about 282.5241997699.

Adding to 22551060 its reverse (6015522), we get a palindrome (28566582).

The spelling of 22551060 in words is "twenty-two million, five hundred fifty-one thousand, sixty".