42839735 has 8 divisors (see below), whose sum is σ = 51753600. Its totient is φ = 34041184.

The previous prime is 42839729. The next prime is 42839773. The reversal of 42839735 is 53793824.

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 42839735 - 2⁸ = 42839479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42839692 and 42839701.

It is a congruent 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, 28007 + ... + 29496.

It is an arithmetic number, because the mean of its divisors is an integer number (6469200).

Almost surely, 2^42839735 is an apocalyptic number.

42839735 is a deficient number, since it is larger than the sum of its proper divisors (8913865).

42839735 is a wasteful number, since it uses less digits than its factorization.

42839735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57657.

The product of its digits is 181440, while the sum is 41.

The square root of 42839735 is about 6545.2070249916. The cubic root of 42839735 is about 349.9040144953.

The spelling of 42839735 in words is "forty-two million, eight hundred thirty-nine thousand, seven hundred thirty-five".