42873635 has 32 divisors (see below), whose sum is σ = 61102080. Its totient is φ = 28271232.

The previous prime is 42873613. The next prime is 42873637. The reversal of 42873635 is 53637824.

It is a cyclic number.

It is not a de Polignac number, because 42873635 - 2²² = 38679331 is a prime.

It is a super-3 number, since 3×42873635³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (42873637) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110021 + ... + 110409.

It is an arithmetic number, because the mean of its divisors is an integer number (1909440).

Almost surely, 2^42873635 is an apocalyptic number.

42873635 is a deficient number, since it is larger than the sum of its proper divisors (18228445).

42873635 is a wasteful number, since it uses less digits than its factorization.

42873635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515.

The product of its digits is 120960, while the sum is 38.

The square root of 42873635 is about 6547.7961941404. The cubic root of 42873635 is about 349.9962856749.

The spelling of 42873635 in words is "forty-two million, eight hundred seventy-three thousand, six hundred thirty-five".