45666542 has 8 divisors (see below), whose sum is σ = 68528496.
Its totient is φ = 22823712.
The previous prime is 45666541. The next prime is 45666571. The reversal of 45666542 is 24566654.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 45666496 and 45666505.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45666541) 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, 6863 + ... + 11765.
It is an arithmetic number, because the mean of its divisors is an integer number (8566062).
Almost surely, 245666542 is an apocalyptic number.
45666542 is a deficient number, since it is larger than the sum of its proper divisors (22861954).
45666542 is a wasteful number, since it uses less digits than its factorization.
45666542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9562.
The product of its digits is 172800, while the sum is 38.
The square root of 45666542 is about 6757.7024202017.
The cubic root of 45666542 is about 357.4368923767.
The spelling of 45666542 in words is "forty-five million, six hundred sixty-six thousand, five hundred forty-two".