42485899 has 8 divisors (see below), whose sum is σ = 45862560. Its totient is φ = 39236736.

The previous prime is 42485893. The next prime is 42485909. The reversal of 42485899 is 99858424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42485899 - 2⁵ = 42485867 is a prime.

It is a super-2 number, since 2×42485899² = 3610103227676402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42485893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31182 + ... + 32515.

It is an arithmetic number, because the mean of its divisors is an integer number (5732820).

Almost surely, 2^42485899 is an apocalyptic number.

42485899 is a deficient number, since it is larger than the sum of its proper divisors (3376661).

42485899 is a wasteful number, since it uses less digits than its factorization.

42485899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63749.

The product of its digits is 829440, while the sum is 49.

The square root of 42485899 is about 6518.1208181500. The cubic root of 42485899 is about 348.9380026325.

The spelling of 42485899 in words is "forty-two million, four hundred eighty-five thousand, eight hundred ninety-nine".