45530194 has 16 divisors (see below), whose sum is σ = 72607680. Its totient is φ = 21351600.

The previous prime is 45530171. The next prime is 45530207. The reversal of 45530194 is 49103554.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2094 + ... + 9769.

It is an arithmetic number, because the mean of its divisors is an integer number (4537980).

Almost surely, 2^45530194 is an apocalyptic number.

45530194 is a deficient number, since it is larger than the sum of its proper divisors (27077486).

45530194 is a wasteful number, since it uses less digits than its factorization.

45530194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11985.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 45530194 is about 6747.6065386180. The cubic root of 45530194 is about 357.0808009665.

The spelling of 45530194 in words is "forty-five million, five hundred thirty thousand, one hundred ninety-four".