22340907 has 16 divisors (see below), whose sum is σ = 35045280. Its totient is φ = 14017536.

The previous prime is 22340849. The next prime is 22340909. The reversal of 22340907 is 70904322.

It is not a de Polignac number, because 22340907 - 2¹⁰ = 22339883 is a prime.

It is a super-2 number, since 2×22340907² = 998232251165298, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (22340909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23878 + ... + 24795.

It is an arithmetic number, because the mean of its divisors is an integer number (2190330).

Almost surely, 2^22340907 is an apocalyptic number.

22340907 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

22340907 is a deficient number, since it is larger than the sum of its proper divisors (12704373).

22340907 is a wasteful number, since it uses less digits than its factorization.

22340907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48699 (or 48693 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 22340907 is about 4726.6168662163. The cubic root of 22340907 is about 281.6438464447.

The spelling of 22340907 in words is "twenty-two million, three hundred forty thousand, nine hundred seven".