42871633 has 8 divisors (see below), whose sum is σ = 49122752. Its totient is φ = 36652176.

The previous prime is 42871601. The next prime is 42871663. The reversal of 42871633 is 33617824.

It is a happy number.

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 42871633 - 2⁵ = 42871601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42871663) 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, 4935 + ... + 10492.

It is an arithmetic number, because the mean of its divisors is an integer number (6140344).

Almost surely, 2^42871633 is an apocalyptic number.

It is an amenable number.

42871633 is a deficient number, since it is larger than the sum of its proper divisors (6251119).

42871633 is a wasteful number, since it uses less digits than its factorization.

42871633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15831.

The product of its digits is 24192, while the sum is 34.

The square root of 42871633 is about 6547.6433164918. The cubic root of 42871633 is about 349.9908378554.

The spelling of 42871633 in words is "forty-two million, eight hundred seventy-one thousand, six hundred thirty-three".