22460280 has 64 divisors (see below), whose sum is σ = 70934400. Its totient is φ = 5673600.

The previous prime is 22460237. The next prime is 22460293. The reversal of 22460280 is 8206422.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 22460280.

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, 2646 + ... + 7205.

It is an arithmetic number, because the mean of its divisors is an integer number (1108350).

Almost surely, 2^22460280 is an apocalyptic number.

22460280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22460280 is an abundant number, since it is smaller than the sum of its proper divisors (48474120).

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

22460280 is a wasteful number, since it uses less digits than its factorization.

22460280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9884 (or 9880 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 22460280 is about 4739.2277851988. The cubic root of 22460280 is about 282.1445865865.

The spelling of 22460280 in words is "twenty-two million, four hundred sixty thousand, two hundred eighty".