45747865 has 8 divisors (see below), whose sum is σ = 55797768. Its totient is φ = 35998080.

The previous prime is 45747827. The next prime is 45747881. The reversal of 45747865 is 56874754.

It is a happy number.

45747865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 104329 + 45643536 = 323^2 + 6756^2 .

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

It is not a de Polignac number, because 45747865 - 2⁹ = 45747353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 74692 + ... + 75301.

It is an arithmetic number, because the mean of its divisors is an integer number (6974721).

Almost surely, 2^45747865 is an apocalyptic number.

It is an amenable number.

45747865 is a deficient number, since it is larger than the sum of its proper divisors (10049903).

45747865 is a wasteful number, since it uses less digits than its factorization.

45747865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150059.

The product of its digits is 940800, while the sum is 46.

The square root of 45747865 is about 6763.7168036517. The cubic root of 45747865 is about 357.6489411510.

The spelling of 45747865 in words is "forty-five million, seven hundred forty-seven thousand, eight hundred sixty-five".