35878 has 4 divisors (see below), whose sum is σ = 53820. Its totient is φ = 17938.

The previous prime is 35869. The next prime is 35879. The reversal of 35878 is 87853.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35879) by changing a digit.

35878 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8968 + ... + 8971.

It is an arithmetic number, because the mean of its divisors is an integer number (13455).

2³⁵⁸⁷⁸ is an apocalyptic number.

35878 is a deficient number, since it is larger than the sum of its proper divisors (17942).

35878 is a wasteful number, since it uses less digits than its factorization.

35878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17941.

The product of its digits is 6720, while the sum is 31.

The square root of 35878 is about 189.4148885384. The cubic root of 35878 is about 32.9819307262.

The spelling of 35878 in words is "thirty-five thousand, eight hundred seventy-eight".