45545232 has 40 divisors (see below), whose sum is σ = 119885184. Its totient is φ = 14894464.

The previous prime is 45545207. The next prime is 45545233. The reversal of 45545232 is 23254554.

It is a self number, because there is not a number n which added to its sum of digits gives 45545232.

It is not an unprimeable number, because it can be changed into a prime (45545233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6408 + ... + 11495.

Almost surely, 2^45545232 is an apocalyptic number.

It is an amenable number.

45545232 is an abundant number, since it is smaller than the sum of its proper divisors (74339952).

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

45545232 is a wasteful number, since it uses less digits than its factorization.

45545232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17967 (or 17961 counting only the distinct ones).

The product of its digits is 24000, while the sum is 30.

The square root of 45545232 is about 6748.7207676715. The cubic root of 45545232 is about 357.1201096064.

Adding to 45545232 its reverse (23254554), we get a palindrome (68799786).

The spelling of 45545232 in words is "forty-five million, five hundred forty-five thousand, two hundred thirty-two".