35638 has 8 divisors (see below), whose sum is σ = 54288. Its totient is φ = 17544.

The previous prime is 35617. The next prime is 35671. The reversal of 35638 is 83653.

35638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent 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, 120 + ... + 292.

It is an arithmetic number, because the mean of its divisors is an integer number (6786).

2³⁵⁶³⁸ is an apocalyptic number.

35638 is a deficient number, since it is larger than the sum of its proper divisors (18650).

35638 is a wasteful number, since it uses less digits than its factorization.

35638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278.

The product of its digits is 2160, while the sum is 25.

The square root of 35638 is about 188.7802955819. The cubic root of 35638 is about 32.9082237243.

The spelling of 35638 in words is "thirty-five thousand, six hundred thirty-eight".