45532000 has 48 divisors (see below), whose sum is σ = 111881952. Its totient is φ = 18211200.

The previous prime is 45531991. The next prime is 45532013. The reversal of 45532000 is 23554.

It is a happy number.

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, 1692 + ... + 9691.

It is an arithmetic number, because the mean of its divisors is an integer number (2330874).

Almost surely, 2^45532000 is an apocalyptic number.

45532000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45532000 is an abundant number, since it is smaller than the sum of its proper divisors (66349952).

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

45532000 is a wasteful number, since it uses less digits than its factorization.

45532000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11408 (or 11390 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 45532000 is about 6747.7403625214. The cubic root of 45532000 is about 357.0855222246.

Adding to 45532000 its reverse (23554), we get a palindrome (45555554).

The spelling of 45532000 in words is "forty-five million, five hundred thirty-two thousand".