45657042 has 16 divisors (see below), whose sum is σ = 91519392. Its totient is φ = 15184800.

The previous prime is 45657041. The next prime is 45657043. The reversal of 45657042 is 24075654.

It is an interprime number because it is at equal distance from previous prime (45657041) and next prime (45657043).

It is a junction number, because it is equal to n+sod(n) for n = 45656994 and 45657012.

It is not an unprimeable number, because it can be changed into a prime (45657041) 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, 5584 + ... + 11067.

It is an arithmetic number, because the mean of its divisors is an integer number (5719962).

Almost surely, 2^45657042 is an apocalyptic number.

45657042 is an abundant number, since it is smaller than the sum of its proper divisors (45862350).

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

45657042 is a wasteful number, since it uses less digits than its factorization.

45657042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17113.

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 45657042 is about 6756.9994820186. Note that the first 3 decimals coincide. The cubic root of 45657042 is about 357.4121048202.

The spelling of 45657042 in words is "forty-five million, six hundred fifty-seven thousand, forty-two".