70835 has 8 divisors (see below), whose sum is σ = 87936. Its totient is φ = 54720.

The previous prime is 70823. The next prime is 70841. The reversal of 70835 is 53807.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70835 - 2¹² = 66739 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70835.

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, 74 + ... + 383.

It is an arithmetic number, because the mean of its divisors is an integer number (10992).

2⁷⁰⁸³⁵ is an apocalyptic number.

70835 is a deficient number, since it is larger than the sum of its proper divisors (17101).

70835 is a wasteful number, since it uses less digits than its factorization.

70835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 70835 is about 266.1484548142. The cubic root of 70835 is about 41.3760758567.

The spelling of 70835 in words is "seventy thousand, eight hundred thirty-five".