45717842 has 4 divisors (see below), whose sum is σ = 68576766. Its totient is φ = 22858920.

The previous prime is 45717827. The next prime is 45717869. The reversal of 45717842 is 24871754.

45717842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38204761 + 7513081 = 6181^2 + 2741^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45717796 and 45717805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11429459 + ... + 11429462.

Almost surely, 2^45717842 is an apocalyptic number.

45717842 is a deficient number, since it is larger than the sum of its proper divisors (22858924).

45717842 is a wasteful number, since it uses less digits than its factorization.

45717842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22858923.

The product of its digits is 62720, while the sum is 38.

The square root of 45717842 is about 6761.4970235888. The cubic root of 45717842 is about 357.5706858126.

The spelling of 45717842 in words is "forty-five million, seven hundred seventeen thousand, eight hundred forty-two".