45666397 has 8 divisors (see below), whose sum is σ = 52232256. Its totient is φ = 39111072.

The previous prime is 45666377. The next prime is 45666421. The reversal of 45666397 is 79366654.

45666397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45666397 - 2¹¹ = 45664349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45666377) 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 7 ways as a sum of consecutive naturals, for example, 12393 + ... + 15649.

It is an arithmetic number, because the mean of its divisors is an integer number (6529032).

Almost surely, 2^45666397 is an apocalyptic number.

It is an amenable number.

45666397 is a deficient number, since it is larger than the sum of its proper divisors (6565859).

45666397 is a wasteful number, since it uses less digits than its factorization.

45666397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5267.

The product of its digits is 816480, while the sum is 46.

The square root of 45666397 is about 6757.6916916947. The cubic root of 45666397 is about 357.4365140661.

The spelling of 45666397 in words is "forty-five million, six hundred sixty-six thousand, three hundred ninety-seven".