45844417 has 4 divisors (see below), whose sum is σ = 46709460. Its totient is φ = 44979376.

The previous prime is 45844399. The next prime is 45844423. The reversal of 45844417 is 71444854.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 26050816 + 19793601 = 5104^2 + 4449^2 .

It is a cyclic number.

It is not a de Polignac number, because 45844417 - 2⁷ = 45844289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45844217) 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, 432442 + ... + 432547.

It is an arithmetic number, because the mean of its divisors is an integer number (11677365).

Almost surely, 2^45844417 is an apocalyptic number.

It is an amenable number.

45844417 is a deficient number, since it is larger than the sum of its proper divisors (865043).

45844417 is an equidigital number, since it uses as much as digits as its factorization.

45844417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865042.

The product of its digits is 71680, while the sum is 37.

The square root of 45844417 is about 6770.8505374140. The cubic root of 45844417 is about 357.9003733264.

The spelling of 45844417 in words is "forty-five million, eight hundred forty-four thousand, four hundred seventeen".