45785746 has 32 divisors (see below), whose sum is σ = 72839088. Its totient is φ = 21565440.

The previous prime is 45785741. The next prime is 45785749. The reversal of 45785746 is 64758754.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 14861025 + 30924721 = 3855^2 + 5561^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45785696 and 45785705.

It is not an unprimeable number, because it can be changed into a prime (45785741) 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, 471970 + ... + 472066.

Almost surely, 2^45785746 is an apocalyptic number.

45785746 is a deficient number, since it is larger than the sum of its proper divisors (27053342).

45785746 is a wasteful number, since it uses less digits than its factorization.

45785746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286.

The product of its digits is 940800, while the sum is 46.

The square root of 45785746 is about 6766.5165336383. The cubic root of 45785746 is about 357.7476296312.

The spelling of 45785746 in words is "forty-five million, seven hundred eighty-five thousand, seven hundred forty-six".