45559917 has 12 divisors (see below), whose sum is σ = 70871164. Its totient is φ = 28036800.

The previous prime is 45559907. The next prime is 45559931. The reversal of 45559917 is 71995554.

45559917 is a `hidden beast` number, since 4 + 5 + 559 + 91 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 31203396 + 14356521 = 5586^2 + 3789^2 .

It is not a de Polignac number, because 45559917 - 2¹⁰ = 45558893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45559907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 194584 + ... + 194817.

Almost surely, 2^45559917 is an apocalyptic number.

It is an amenable number.

45559917 is a deficient number, since it is larger than the sum of its proper divisors (25311247).

45559917 is a wasteful number, since it uses less digits than its factorization.

45559917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389420 (or 389417 counting only the distinct ones).

The product of its digits is 283500, while the sum is 45.

The square root of 45559917 is about 6749.8086639549. The cubic root of 45559917 is about 357.1584871712.

The spelling of 45559917 in words is "forty-five million, five hundred fifty-nine thousand, nine hundred seventeen".