45667688 has 32 divisors (see below), whose sum is σ = 94608000. Its totient is φ = 20492160.

The previous prime is 45667667. The next prime is 45667703. The reversal of 45667688 is 88676654.

It is a happy number.

45667688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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, 3668 + ... + 10236.

It is an arithmetic number, because the mean of its divisors is an integer number (2956500).

Almost surely, 2^45667688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45667688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47304000).

45667688 is an abundant number, since it is smaller than the sum of its proper divisors (48940312).

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

45667688 is a wasteful number, since it uses less digits than its factorization.

45667688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6665 (or 6661 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 50.

The square root of 45667688 is about 6757.7872118024. The cubic root of 45667688 is about 357.4398823064.

The spelling of 45667688 in words is "forty-five million, six hundred sixty-seven thousand, six hundred eighty-eight".