22246345 has 16 divisors (see below), whose sum is σ = 29562048. Its totient is φ = 15935040.

The previous prime is 22246339. The next prime is 22246349. The reversal of 22246345 is 54364222.

22246345 = 805² + 806² + ... + 837².

It is not a de Polignac number, because 22246345 - 2³ = 22246337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22246349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 667 + ... + 6703.

It is an arithmetic number, because the mean of its divisors is an integer number (1847628).

Almost surely, 2^22246345 is an apocalyptic number.

It is an amenable number.

22246345 is a deficient number, since it is larger than the sum of its proper divisors (7315703).

22246345 is a wasteful number, since it uses less digits than its factorization.

22246345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6120.

The product of its digits is 11520, while the sum is 28.

The square root of 22246345 is about 4716.6031208911. The cubic root of 22246345 is about 281.2459146732.

The spelling of 22246345 in words is "twenty-two million, two hundred forty-six thousand, three hundred forty-five".