45441217 has 12 divisors (see below), whose sum is σ = 49188720. Its totient is φ = 41862096.

The previous prime is 45441211. The next prime is 45441223. The reversal of 45441217 is 71214454.

It is an interprime number because it is at equal distance from previous prime (45441211) and next prime (45441223).

It is not a de Polignac number, because 45441217 - 2¹⁵ = 45408449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45441211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25138 + ... + 26884.

It is an arithmetic number, because the mean of its divisors is an integer number (4099060).

Almost surely, 2^45441217 is an apocalyptic number.

It is an amenable number.

45441217 is a deficient number, since it is larger than the sum of its proper divisors (3747503).

45441217 is a wasteful number, since it uses less digits than its factorization.

45441217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840 (or 1803 counting only the distinct ones).

The product of its digits is 4480, while the sum is 28.

The square root of 45441217 is about 6741.0100875166. The cubic root of 45441217 is about 356.8480418906.

The spelling of 45441217 in words is "forty-five million, four hundred forty-one thousand, two hundred seventeen".