45066644 has 12 divisors (see below), whose sum is σ = 90133344. Its totient is φ = 19314264.

The previous prime is 45066601. The next prime is 45066649. The reversal of 45066644 is 44666054.

45066644 is an admirable number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45066649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 804734 + ... + 804789.

It is an arithmetic number, because the mean of its divisors is an integer number (7511112).

Almost surely, 2^45066644 is an apocalyptic number.

It is an amenable number.

45066644 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45066644 is a wasteful number, since it uses less digits than its factorization.

45066644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609534 (or 1609532 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 45066644 is about 6713.1694452025. The cubic root of 45066644 is about 355.8648331704.

The spelling of 45066644 in words is "forty-five million, sixty-six thousand, six hundred forty-four".