42915535 has 16 divisors (see below), whose sum is σ = 55679904. Its totient is φ = 31565952.

The previous prime is 42915503. The next prime is 42915541. The reversal of 42915535 is 53551924.

It is a cyclic number.

It is not a de Polignac number, because 42915535 - 2⁵ = 42915503 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42915535.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17229 + ... + 19561.

It is an arithmetic number, because the mean of its divisors is an integer number (3479994).

Almost surely, 2^42915535 is an apocalyptic number.

42915535 is a deficient number, since it is larger than the sum of its proper divisors (12764369).

42915535 is a wasteful number, since it uses less digits than its factorization.

42915535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2634.

The product of its digits is 27000, while the sum is 34.

The square root of 42915535 is about 6550.9949625992. The cubic root of 42915535 is about 350.1102645781.

The spelling of 42915535 in words is "forty-two million, nine hundred fifteen thousand, five hundred thirty-five".