45537330 has 32 divisors (see below), whose sum is σ = 110358144. Its totient is φ = 12024576.

The previous prime is 45537277. The next prime is 45537397. The reversal of 45537330 is 3373554.

45537330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4279 + ... + 10458.

It is an arithmetic number, because the mean of its divisors is an integer number (3448692).

Almost surely, 2^45537330 is an apocalyptic number.

45537330 is an abundant number, since it is smaller than the sum of its proper divisors (64820814).

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

45537330 is a wasteful number, since it uses less digits than its factorization.

45537330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14850.

The product of its (nonzero) digits is 18900, while the sum is 30.

The square root of 45537330 is about 6748.1352979916. The cubic root of 45537330 is about 357.0994552210.

The spelling of 45537330 in words is "forty-five million, five hundred thirty-seven thousand, three hundred thirty".