213596438 has 16 divisors (see below), whose sum is σ = 349750224. Its totient is φ = 97025760.

The previous prime is 213596431. The next prime is 213596443. The reversal of 213596438 is 834695312.

It is a junction number, because it is equal to n+sod(n) for n = 213596395 and 213596404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213596431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54356 + ... + 58152.

It is an arithmetic number, because the mean of its divisors is an integer number (21859389).

Almost surely, 2^213596438 is an apocalyptic number.

213596438 is a deficient number, since it is larger than the sum of its proper divisors (136153786).

213596438 is a wasteful number, since it uses less digits than its factorization.

213596438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6367.

The product of its digits is 155520, while the sum is 41.

The square root of 213596438 is about 14614.9388640528. The cubic root of 213596438 is about 597.7661733146.

The spelling of 213596438 in words is "two hundred thirteen million, five hundred ninety-six thousand, four hundred thirty-eight".