22546545 has 16 divisors (see below), whose sum is σ = 41228160. Its totient is φ = 10306944.

The previous prime is 22546529. The next prime is 22546549. The reversal of 22546545 is 54564522.

It is not a de Polignac number, because 22546545 - 2⁴ = 22546529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22546549) 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, 107260 + ... + 107469.

It is an arithmetic number, because the mean of its divisors is an integer number (2576760).

Almost surely, 2^22546545 is an apocalyptic number.

It is an amenable number.

22546545 is a deficient number, since it is larger than the sum of its proper divisors (18681615).

22546545 is a wasteful number, since it uses less digits than its factorization.

22546545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214744.

The product of its digits is 48000, while the sum is 33.

The square root of 22546545 is about 4748.3202293021. The cubic root of 22546545 is about 282.5053435698.

The spelling of 22546545 in words is "twenty-two million, five hundred forty-six thousand, five hundred forty-five".