45617329 has 4 divisors (see below), whose sum is σ = 45631476. Its totient is φ = 45603184.

The previous prime is 45617323. The next prime is 45617339. The reversal of 45617329 is 92371654.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 12439729 + 33177600 = 3527^2 + 5760^2 .

It is a cyclic number.

It is not a de Polignac number, because 45617329 - 2³ = 45617321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45617321) 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, 387 + ... + 9559.

It is an arithmetic number, because the mean of its divisors is an integer number (11407869).

Almost surely, 2^45617329 is an apocalyptic number.

It is an amenable number.

45617329 is a deficient number, since it is larger than the sum of its proper divisors (14147).

45617329 is an equidigital number, since it uses as much as digits as its factorization.

45617329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14146.

The product of its digits is 45360, while the sum is 37.

The square root of 45617329 is about 6754.0601862879. The cubic root of 45617329 is about 357.3084477600.

The spelling of 45617329 in words is "forty-five million, six hundred seventeen thousand, three hundred twenty-nine".