45879730 has 32 divisors (see below), whose sum is σ = 89611200. Its totient is φ = 16811712.

The previous prime is 45879709. The next prime is 45879731. The reversal of 45879730 is 3797854.

It is a happy number.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (45879731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16801 + ... + 19339.

It is an arithmetic number, because the mean of its divisors is an integer number (2800350).

Almost surely, 2^45879730 is an apocalyptic number.

45879730 is a deficient number, since it is larger than the sum of its proper divisors (43731470).

45879730 is a wasteful number, since it uses less digits than its factorization.

45879730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 45879730 is about 6773.4577580435. The cubic root of 45879730 is about 357.9922441440.

The spelling of 45879730 in words is "forty-five million, eight hundred seventy-nine thousand, seven hundred thirty".