45346572 has 18 divisors (see below), whose sum is σ = 114626148. Its totient is φ = 15115512.

The previous prime is 45346549. The next prime is 45346577. The reversal of 45346572 is 27564354.

45346572 is a `hidden beast` number, since 45 + 3 + 46 + 572 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1259627 = 45346572 / (4 + 5 + 3 + 4 + 6 + 5 + 7 + 2).

It is not an unprimeable number, because it can be changed into a prime (45346577) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 629778 + ... + 629849.

Almost surely, 2^45346572 is an apocalyptic number.

It is an amenable number.

45346572 is an abundant number, since it is smaller than the sum of its proper divisors (69279576).

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

45346572 is a wasteful number, since it uses less digits than its factorization.

45346572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259637 (or 1259632 counting only the distinct ones).

The product of its digits is 100800, while the sum is 36.

The square root of 45346572 is about 6733.9863379725. The cubic root of 45346572 is about 356.6001219007.

The spelling of 45346572 in words is "forty-five million, three hundred forty-six thousand, five hundred seventy-two".