45866542 has 4 divisors (see below), whose sum is σ = 68799816. Its totient is φ = 22933270.

The previous prime is 45866539. The next prime is 45866543. The reversal of 45866542 is 24566854.

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

It is a junction number, because it is equal to n+sod(n) for n = 45866495 and 45866504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45866543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11466634 + ... + 11466637.

It is an arithmetic number, because the mean of its divisors is an integer number (17199954).

Almost surely, 2^45866542 is an apocalyptic number.

45866542 is a deficient number, since it is larger than the sum of its proper divisors (22933274).

45866542 is a wasteful number, since it uses less digits than its factorization.

45866542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22933273.

The product of its digits is 230400, while the sum is 40.

The square root of 45866542 is about 6772.4841823366. The cubic root of 45866542 is about 357.9579395672.

The spelling of 45866542 in words is "forty-five million, eight hundred sixty-six thousand, five hundred forty-two".