213702 has 8 divisors (see below), whose sum is σ = 427416. Its totient is φ = 71232.

The previous prime is 213659. The next prime is 213713. The reversal of 213702 is 207312.

213702 is digitally balanced in base 3, 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.

213702 is an admirable number.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

213702 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 in 3 ways as a sum of consecutive naturals, for example, 17803 + ... + 17814.

It is an arithmetic number, because the mean of its divisors is an integer number (53427).

2²¹³⁷⁰² is an apocalyptic number.

213702 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213702 is a wasteful number, since it uses less digits than its factorization.

213702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35622.

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 213702 is about 462.2791364533. The cubic root of 213702 is about 59.7864631574.

The spelling of 213702 in words is "two hundred thirteen thousand, seven hundred two".