213913596 has 36 divisors (see below), whose sum is σ = 537985896. Its totient is φ = 65763360.

The previous prime is 213913577. The next prime is 213913597. The reversal of 213913596 is 695319312.

213913596 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213913597) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182091 + ... + 183261.

Almost surely, 2^213913596 is an apocalyptic number.

213913596 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

213913596 is an abundant number, since it is smaller than the sum of its proper divisors (324072300).

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

213913596 is a wasteful number, since it uses less digits than its factorization.

213913596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2362 (or 1189 counting only the distinct ones).

The product of its digits is 43740, while the sum is 39.

The square root of 213913596 is about 14625.7853122490. The cubic root of 213913596 is about 598.0618907394.

Multiplying 213913596 by its sum of digits (39), we get a square (8342630244 = 91338²).

213913596 divided by its sum of digits (39) gives a square (5484964 = 2342²).

The spelling of 213913596 in words is "two hundred thirteen million, nine hundred thirteen thousand, five hundred ninety-six".