213332824 has 64 divisors (see below), whose sum is σ = 431631360. Its totient is φ = 98651520.

The previous prime is 213332809. The next prime is 213332831. The reversal of 213332824 is 428233312.

It is a junction number, because it is equal to n+sod(n) for n = 213332792 and 213332801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 614619 + ... + 614965.

It is an arithmetic number, because the mean of its divisors is an integer number (6744240).

Almost surely, 2^213332824 is an apocalyptic number.

It is an amenable number.

213332824 is an abundant number, since it is smaller than the sum of its proper divisors (218298536).

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

213332824 is a wasteful number, since it uses less digits than its factorization.

213332824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488 (or 484 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

The square root of 213332824 is about 14605.9174309593. The cubic root of 213332824 is about 597.5201573471.

The spelling of 213332824 in words is "two hundred thirteen million, three hundred thirty-two thousand, eight hundred twenty-four".