213323800 has 24 divisors (see below), whose sum is σ = 495978300. Its totient is φ = 85329440.

The previous prime is 213323783. The next prime is 213323813. The reversal of 213323800 is 8323312.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 533110 + ... + 533509.

Almost surely, 2^213323800 is an apocalyptic number.

213323800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213323800 is an abundant number, since it is smaller than the sum of its proper divisors (282654500).

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

213323800 is a wasteful number, since it uses less digits than its factorization.

213323800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066635 (or 1066626 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 213323800 is about 14605.6085118012. The cubic root of 213323800 is about 597.5117321739.

The spelling of 213323800 in words is "two hundred thirteen million, three hundred twenty-three thousand, eight hundred".