45868542 has 16 divisors (see below), whose sum is σ = 92005632. Its totient is φ = 15244760.

The previous prime is 45868541. The next prime is 45868549. The reversal of 45868542 is 24586854.

It is a junction number, because it is equal to n+sod(n) for n = 45868494 and 45868503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45868541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8934 + ... + 13097.

It is an arithmetic number, because the mean of its divisors is an integer number (5750352).

Almost surely, 2^45868542 is an apocalyptic number.

45868542 is an abundant number, since it is smaller than the sum of its proper divisors (46137090).

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

45868542 is a wasteful number, since it uses less digits than its factorization.

45868542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22383.

The product of its digits is 307200, while the sum is 42.

The square root of 45868542 is about 6772.6318370335. The cubic root of 45868542 is about 357.9631423828.

The spelling of 45868542 in words is "forty-five million, eight hundred sixty-eight thousand, five hundred forty-two".