45574432 has 48 divisors (see below), whose sum is σ = 92534400. Its totient is φ = 22086400.

The previous prime is 45574429. The next prime is 45574439. The reversal of 45574432 is 23447554.

It is not an unprimeable number, because it can be changed into a prime (45574439) 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, 190569 + ... + 190807.

It is an arithmetic number, because the mean of its divisors is an integer number (1927800).

Almost surely, 2^45574432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45574432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46267200).

45574432 is an abundant number, since it is smaller than the sum of its proper divisors (46959968).

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

45574432 is a wasteful number, since it uses less digits than its factorization.

45574432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 401 counting only the distinct ones).

The product of its digits is 67200, while the sum is 34.

The square root of 45574432 is about 6750.8837939932. The cubic root of 45574432 is about 357.1964123573.

The spelling of 45574432 in words is "forty-five million, five hundred seventy-four thousand, four hundred thirty-two".