45857666 has 8 divisors (see below), whose sum is σ = 69615504. Its totient is φ = 22652500.

The previous prime is 45857663. The next prime is 45857701. The reversal of 45857666 is 66675854.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 45857666.

It is not an unprimeable number, because it can be changed into a prime (45857663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137960 + ... + 138291.

It is an arithmetic number, because the mean of its divisors is an integer number (8701938).

Almost surely, 2^45857666 is an apocalyptic number.

45857666 is a deficient number, since it is larger than the sum of its proper divisors (23757838).

45857666 is a wasteful number, since it uses less digits than its factorization.

45857666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276336.

The product of its digits is 1209600, while the sum is 47.

The square root of 45857666 is about 6771.8288519424. The cubic root of 45857666 is about 357.9348476466.

The spelling of 45857666 in words is "forty-five million, eight hundred fifty-seven thousand, six hundred sixty-six".