45875042 has 16 divisors (see below), whose sum is σ = 73112760. Its totient is φ = 21547008.

The previous prime is 45875033. The next prime is 45875047. The reversal of 45875042 is 24057854.

It can be written as a sum of positive squares in 4 ways, for example, as 38427601 + 7447441 = 6199^2 + 2729^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45874993 and 45875011.

It is not an unprimeable number, because it can be changed into a prime (45875047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8543 + ... + 12834.

Almost surely, 2^45875042 is an apocalyptic number.

45875042 is a deficient number, since it is larger than the sum of its proper divisors (27237718).

45875042 is a wasteful number, since it uses less digits than its factorization.

45875042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21445.

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 45875042 is about 6773.1116925679. Note that the first 3 decimals coincide. The cubic root of 45875042 is about 357.9800504889.

The spelling of 45875042 in words is "forty-five million, eight hundred seventy-five thousand, forty-two".