45576647 has 4 divisors (see below), whose sum is σ = 45641640. Its totient is φ = 45511656.

The previous prime is 45576631. The next prime is 45576659. The reversal of 45576647 is 74667554.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45576647 - 2⁴ = 45576631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45576598 and 45576607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45576607) 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, 31433 + ... + 32850.

It is an arithmetic number, because the mean of its divisors is an integer number (11410410).

Almost surely, 2^45576647 is an apocalyptic number.

45576647 is a deficient number, since it is larger than the sum of its proper divisors (64993).

45576647 is an equidigital number, since it uses as much as digits as its factorization.

45576647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64992.

The product of its digits is 705600, while the sum is 44.

The square root of 45576647 is about 6751.0478445942. The cubic root of 45576647 is about 357.2021990613.

The spelling of 45576647 in words is "forty-five million, five hundred seventy-six thousand, six hundred forty-seven".