45751842 has 12 divisors (see below), whose sum is σ = 99129030. Its totient is φ = 15250608.

The previous prime is 45751837. The next prime is 45751843. The reversal of 45751842 is 24815754.

45751842 is a `hidden beast` number, since 4 + 575 + 1 + 84 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 28933641 + 16818201 = 5379^2 + 4101^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45751797 and 45751806.

It is not an unprimeable number, because it can be changed into a prime (45751843) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1270867 + ... + 1270902.

Almost surely, 2^45751842 is an apocalyptic number.

45751842 is an abundant number, since it is smaller than the sum of its proper divisors (53377188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45751842 is a wasteful number, since it uses less digits than its factorization.

45751842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2541777 (or 2541774 counting only the distinct ones).

The product of its digits is 44800, while the sum is 36.

The square root of 45751842 is about 6764.0107924219. The cubic root of 45751842 is about 357.6593046847.

The spelling of 45751842 in words is "forty-five million, seven hundred fifty-one thousand, eight hundred forty-two".