42575499 has 12 divisors (see below), whose sum is σ = 62506912. Its totient is φ = 27918000.

The previous prime is 42575479. The next prime is 42575501. The reversal of 42575499 is 99457524.

It is not a de Polignac number, because 42575499 - 2¹⁹ = 42051211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42575459) 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, 38227 + ... + 39324.

Almost surely, 2^42575499 is an apocalyptic number.

42575499 is a deficient number, since it is larger than the sum of its proper divisors (19931413).

42575499 is a wasteful number, since it uses less digits than its factorization.

42575499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77618 (or 77615 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 42575499 is about 6524.9903448204. The cubic root of 42575499 is about 349.1831262537.

The spelling of 42575499 in words is "forty-two million, five hundred seventy-five thousand, four hundred ninety-nine".