45666452 has 12 divisors (see below), whose sum is σ = 86063796. Its totient is φ = 21076800.

The previous prime is 45666451. The next prime is 45666457. The reversal of 45666452 is 25466654.

It can be written as a sum of positive squares in 2 ways, for example, as 3857296 + 41809156 = 1964^2 + 6466^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45666451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439049 + ... + 439152.

It is an arithmetic number, because the mean of its divisors is an integer number (7171983).

Almost surely, 2^45666452 is an apocalyptic number.

It is an amenable number.

45666452 is a deficient number, since it is larger than the sum of its proper divisors (40397344).

45666452 is a wasteful number, since it uses less digits than its factorization.

45666452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878218 (or 878216 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 45666452 is about 6757.6957611304. The cubic root of 45666452 is about 357.4366575633.

The spelling of 45666452 in words is "forty-five million, six hundred sixty-six thousand, four hundred fifty-two".