45450666 has 32 divisors (see below), whose sum is σ = 101505600. Its totient is φ = 15074640.

The previous prime is 45450661. The next prime is 45450683. The reversal of 45450666 is 66605454.

It is a happy number.

45450666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 45450666.

It is not an unprimeable number, because it can be changed into a prime (45450661) 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 15 ways as a sum of consecutive naturals, for example, 9400 + ... + 13388.

It is an arithmetic number, because the mean of its divisors is an integer number (3172050).

Almost surely, 2^45450666 is an apocalyptic number.

45450666 is an abundant number, since it is smaller than the sum of its proper divisors (56054934).

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

45450666 is a wasteful number, since it uses less digits than its factorization.

45450666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4211 (or 4205 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 45450666 is about 6741.7109104440. The cubic root of 45450666 is about 356.8727743816.

The spelling of 45450666 in words is "forty-five million, four hundred fifty thousand, six hundred sixty-six".