45509074 has 16 divisors (see below), whose sum is σ = 73788120. Its totient is φ = 20926080.

The previous prime is 45509069. The next prime is 45509081. The reversal of 45509074 is 47090554.

It can be written as a sum of positive squares in 4 ways, for example, as 35224225 + 10284849 = 5935^2 + 3207^2 .

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, 4192 + ... + 10420.

Almost surely, 2^45509074 is an apocalyptic number.

45509074 is a deficient number, since it is larger than the sum of its proper divisors (28279046).

45509074 is a wasteful number, since it uses less digits than its factorization.

45509074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6525.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 45509074 is about 6746.0413577149. The cubic root of 45509074 is about 357.0255796416.

The spelling of 45509074 in words is "forty-five million, five hundred nine thousand, seventy-four".