45565730 has 32 divisors (see below), whose sum is σ = 94469760. Its totient is φ = 15500160.

The previous prime is 45565727. The next prime is 45565739. The reversal of 45565730 is 3756554.

45565730 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 (35).

It is not an unprimeable number, because it can be changed into a prime (45565739) 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 15 ways as a sum of consecutive naturals, for example, 6686 + ... + 11654.

It is an arithmetic number, because the mean of its divisors is an integer number (2952180).

Almost surely, 2^45565730 is an apocalyptic number.

45565730 is an abundant number, since it is smaller than the sum of its proper divisors (48904030).

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

45565730 is a wasteful number, since it uses less digits than its factorization.

45565730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5114.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 45565730 is about 6750.2392550190. The cubic root of 45565730 is about 357.1736765023.

The spelling of 45565730 in words is "forty-five million, five hundred sixty-five thousand, seven hundred thirty".