45332521 has 8 divisors (see below), whose sum is σ = 49008960. Its totient is φ = 41683152.

The previous prime is 45332519. The next prime is 45332561. The reversal of 45332521 is 12523354.

45332521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45332521 - 2¹ = 45332519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45332561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3211 + ... + 10048.

It is an arithmetic number, because the mean of its divisors is an integer number (6126120).

Almost surely, 2^45332521 is an apocalyptic number.

It is an amenable number.

45332521 is a deficient number, since it is larger than the sum of its proper divisors (3676439).

45332521 is a wasteful number, since it uses less digits than its factorization.

45332521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13535.

The product of its digits is 3600, while the sum is 25.

The square root of 45332521 is about 6732.9429672321. The cubic root of 45332521 is about 356.5632862907.

Adding to 45332521 its reverse (12523354), we get a palindrome (57855875).

The spelling of 45332521 in words is "forty-five million, three hundred thirty-two thousand, five hundred twenty-one".