22473340 has 12 divisors (see below), whose sum is σ = 47194056. Its totient is φ = 8989328.

The previous prime is 22473331. The next prime is 22473389. The reversal of 22473340 is 4337422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561814 + ... + 561853.

It is an arithmetic number, because the mean of its divisors is an integer number (3932838).

Almost surely, 2^22473340 is an apocalyptic number.

22473340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22473340 is an abundant number, since it is smaller than the sum of its proper divisors (24720716).

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

22473340 is a wasteful number, since it uses less digits than its factorization.

22473340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123676 (or 1123674 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 22473340 is about 4740.6054465648. The cubic root of 22473340 is about 282.1992622825.

The spelling of 22473340 in words is "twenty-two million, four hundred seventy-three thousand, three hundred forty".