45552739 has 4 divisors (see below), whose sum is σ = 45596656. Its totient is φ = 45508824.

The previous prime is 45552713. The next prime is 45552751. The reversal of 45552739 is 93725554.

45552739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45552739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45552769) 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 3 ways as a sum of consecutive naturals, for example, 20364 + ... + 22489.

It is an arithmetic number, because the mean of its divisors is an integer number (11399164).

Almost surely, 2^45552739 is an apocalyptic number.

45552739 is a deficient number, since it is larger than the sum of its proper divisors (43917).

45552739 is a wasteful number, since it uses less digits than its factorization.

45552739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43916.

The product of its digits is 189000, while the sum is 40.

The square root of 45552739 is about 6749.2769242342. The cubic root of 45552739 is about 357.1397293212.

The spelling of 45552739 in words is "forty-five million, five hundred fifty-two thousand, seven hundred thirty-nine".