45687418 has 16 divisors (see below), whose sum is σ = 78493824. Its totient is φ = 19537200.

The previous prime is 45687413. The next prime is 45687443. The reversal of 45687418 is 81478654.

45687418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (45687413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3468 + ... + 10168.

It is an arithmetic number, because the mean of its divisors is an integer number (4905864).

Almost surely, 2^45687418 is an apocalyptic number.

45687418 is a deficient number, since it is larger than the sum of its proper divisors (32806406).

45687418 is a wasteful number, since it uses less digits than its factorization.

45687418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7197.

The product of its digits is 215040, while the sum is 43.

The square root of 45687418 is about 6759.2468515360. The cubic root of 45687418 is about 357.4913503050.

The spelling of 45687418 in words is "forty-five million, six hundred eighty-seven thousand, four hundred eighteen".