45534217 has 4 divisors (see below), whose sum is σ = 46175616. Its totient is φ = 44892820.

The previous prime is 45534187. The next prime is 45534271. The reversal of 45534217 is 71243554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45534217 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45534287) 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, 320593 + ... + 320734.

It is an arithmetic number, because the mean of its divisors is an integer number (11543904).

Almost surely, 2^45534217 is an apocalyptic number.

It is an amenable number.

45534217 is a deficient number, since it is larger than the sum of its proper divisors (641399).

45534217 is an equidigital number, since it uses as much as digits as its factorization.

45534217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641398.

The product of its digits is 16800, while the sum is 31.

The square root of 45534217 is about 6747.9046377376. The cubic root of 45534217 is about 357.0913177513.

The spelling of 45534217 in words is "forty-five million, five hundred thirty-four thousand, two hundred seventeen".