22453180 has 12 divisors (see below), whose sum is σ = 47151720. Its totient is φ = 8981264.

The previous prime is 22453177. The next prime is 22453183. The reversal of 22453180 is 8135422.

It is an interprime number because it is at equal distance from previous prime (22453177) and next prime (22453183).

It is a super-2 number, since 2×22453180² = 1008290584224800, which contains 22 as substring.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22453183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561310 + ... + 561349.

It is an arithmetic number, because the mean of its divisors is an integer number (3929310).

Almost surely, 2^22453180 is an apocalyptic number.

22453180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22453180 is an abundant number, since it is smaller than the sum of its proper divisors (24698540).

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

22453180 is a wasteful number, since it uses less digits than its factorization.

22453180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122668 (or 1122666 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 22453180 is about 4738.4786588102. The cubic root of 22453180 is about 282.1148535395.

The spelling of 22453180 in words is "twenty-two million, four hundred fifty-three thousand, one hundred eighty".