45039346 has 12 divisors (see below), whose sum is σ = 74259486. Its totient is φ = 20472320.

The previous prime is 45039317. The next prime is 45039383. The reversal of 45039346 is 64393054.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 43705321 + 1334025 = 6611^2 + 1155^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 92815 + ... + 93298.

Almost surely, 2^45039346 is an apocalyptic number.

45039346 is a deficient number, since it is larger than the sum of its proper divisors (29220140).

45039346 is a wasteful number, since it uses less digits than its factorization.

45039346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186137 (or 186126 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 45039346 is about 6711.1359694168. The cubic root of 45039346 is about 355.7929665640.

The spelling of 45039346 in words is "forty-five million, thirty-nine thousand, three hundred forty-six".