45521052 has 24 divisors (see below), whose sum is σ = 106411536. Its totient is φ = 15145728.

The previous prime is 45521041. The next prime is 45521057. The reversal of 45521052 is 25012554.

It is a happy number.

45521052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45521057) 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, 3918 + ... + 10314.

It is an arithmetic number, because the mean of its divisors is an integer number (4433814).

Almost surely, 2^45521052 is an apocalyptic number.

It is an amenable number.

45521052 is an abundant number, since it is smaller than the sum of its proper divisors (60890484).

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

45521052 is a wasteful number, since it uses less digits than its factorization.

45521052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6997 (or 6995 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 45521052 is about 6746.9290792182. The cubic root of 45521052 is about 357.0568999687.

The spelling of 45521052 in words is "forty-five million, five hundred twenty-one thousand, fifty-two".