45540817 has 16 divisors (see below), whose sum is σ = 54109440. Its totient is φ = 37501632.

The previous prime is 45540811. The next prime is 45540823. The reversal of 45540817 is 71804554.

It is an interprime number because it is at equal distance from previous prime (45540811) and next prime (45540823).

It is not a de Polignac number, because 45540817 - 2³ = 45540809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45540811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52963 + ... + 53815.

It is an arithmetic number, because the mean of its divisors is an integer number (3381840).

Almost surely, 2^45540817 is an apocalyptic number.

It is an amenable number.

45540817 is a deficient number, since it is larger than the sum of its proper divisors (8568623).

45540817 is a wasteful number, since it uses less digits than its factorization.

45540817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152.

The product of its (nonzero) digits is 22400, while the sum is 34.

The square root of 45540817 is about 6748.3936607166. The cubic root of 45540817 is about 357.1085698970.

The spelling of 45540817 in words is "forty-five million, five hundred forty thousand, eight hundred seventeen".