42635874 has 16 divisors (see below), whose sum is σ = 85337280. Its totient is φ = 14201040.

The previous prime is 42635861. The next prime is 42635891. The reversal of 42635874 is 47853624.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11187 + ... + 14505.

It is an arithmetic number, because the mean of its divisors is an integer number (5333580).

Almost surely, 2^42635874 is an apocalyptic number.

42635874 is an abundant number, since it is smaller than the sum of its proper divisors (42701406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42635874 is a wasteful number, since it uses less digits than its factorization.

42635874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5465.

The product of its digits is 161280, while the sum is 39.

The square root of 42635874 is about 6529.6151494556. The cubic root of 42635874 is about 349.3481035636.

The spelling of 42635874 in words is "forty-two million, six hundred thirty-five thousand, eight hundred seventy-four".