45645236 has 24 divisors (see below), whose sum is σ = 98313600. Its totient is φ = 18057312.

The previous prime is 45645211. The next prime is 45645287. The reversal of 45645236 is 63254654.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 45645196 and 45645205.

It is a congruent number.

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, 62336 + ... + 63063.

It is an arithmetic number, because the mean of its divisors is an integer number (4096400).

Almost surely, 2^45645236 is an apocalyptic number.

It is an amenable number.

45645236 is an abundant number, since it is smaller than the sum of its proper divisors (52668364).

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

45645236 is a wasteful number, since it uses less digits than its factorization.

45645236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125423 (or 125421 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

The square root of 45645236 is about 6756.1258129197. The cubic root of 45645236 is about 357.3812956183.

The spelling of 45645236 in words is "forty-five million, six hundred forty-five thousand, two hundred thirty-six".