45502730 has 64 divisors (see below), whose sum is σ = 104122368. Its totient is φ = 13927680.

The previous prime is 45502697. The next prime is 45502733. The reversal of 45502730 is 3720554.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45502730.

It is not an unprimeable number, because it can be changed into a prime (45502733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27404 + ... + 29016.

It is an arithmetic number, because the mean of its divisors is an integer number (1626912).

Almost surely, 2^45502730 is an apocalyptic number.

45502730 is an abundant number, since it is smaller than the sum of its proper divisors (58619638).

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

45502730 is a wasteful number, since it uses less digits than its factorization.

45502730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 45502730 is about 6745.5711396441. The cubic root of 45502730 is about 357.0089889903.

The spelling of 45502730 in words is "forty-five million, five hundred two thousand, seven hundred thirty".