213496 has 8 divisors (see below), whose sum is σ = 400320. Its totient is φ = 106744.

The previous prime is 213491. The next prime is 213523. The reversal of 213496 is 694312.

213496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 213496.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13336 + ... + 13351.

It is an arithmetic number, because the mean of its divisors is an integer number (50040).

2²¹³⁴⁹⁶ is an apocalyptic number.

It is an amenable number.

213496 is a deficient number, since it is larger than the sum of its proper divisors (186824).

213496 is a wasteful number, since it uses less digits than its factorization.

213496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26693 (or 26689 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 213496 is about 462.0562736291. The cubic root of 213496 is about 59.7672464118.

The spelling of 213496 in words is "two hundred thirteen thousand, four hundred ninety-six".