42718735 has 16 divisors (see below), whose sum is σ = 52303680. Its totient is φ = 33488640.

The previous prime is 42718729. The next prime is 42718759. The reversal of 42718735 is 53781724.

It is not a de Polignac number, because 42718735 - 2²⁵ = 9164303 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42718694 and 42718703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55755 + ... + 56515.

It is an arithmetic number, because the mean of its divisors is an integer number (3268980).

Almost surely, 2^42718735 is an apocalyptic number.

42718735 is a deficient number, since it is larger than the sum of its proper divisors (9584945).

42718735 is a wasteful number, since it uses less digits than its factorization.

42718735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978.

The product of its digits is 47040, while the sum is 37.

The square root of 42718735 is about 6535.9570837024. The cubic root of 42718735 is about 349.5742714834.

The spelling of 42718735 in words is "forty-two million, seven hundred eighteen thousand, seven hundred thirty-five".