22807345 has 8 divisors (see below), whose sum is σ = 29856960. Its totient is φ = 16587120.

The previous prime is 22807339. The next prime is 22807363. The reversal of 22807345 is 54370822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22807345 - 2⁵ = 22807313 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207285 + ... + 207394.

It is an arithmetic number, because the mean of its divisors is an integer number (3732120).

Almost surely, 2^22807345 is an apocalyptic number.

It is an amenable number.

22807345 is a deficient number, since it is larger than the sum of its proper divisors (7049615).

22807345 is a wasteful number, since it uses less digits than its factorization.

22807345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414695.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 22807345 is about 4775.7036130815. The cubic root of 22807345 is about 283.5904340681.

The spelling of 22807345 in words is "twenty-two million, eight hundred seven thousand, three hundred forty-five".