42312835 has 4 divisors (see below), whose sum is σ = 50775408. Its totient is φ = 33850264.

The previous prime is 42312821. The next prime is 42312841. The reversal of 42312835 is 53821324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42312835 - 2⁹ = 42312323 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4231279 + ... + 4231288.

It is an arithmetic number, because the mean of its divisors is an integer number (12693852).

Almost surely, 2^42312835 is an apocalyptic number.

42312835 is a deficient number, since it is larger than the sum of its proper divisors (8462573).

42312835 is an equidigital number, since it uses as much as digits as its factorization.

42312835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8462572.

The product of its digits is 5760, while the sum is 28.

The square root of 42312835 is about 6504.8316657697. The cubic root of 42312835 is about 348.4635645205.

The spelling of 42312835 in words is "forty-two million, three hundred twelve thousand, eight hundred thirty-five".