210533342 has 8 divisors (see below), whose sum is σ = 315938232. Its totient is φ = 105220600.

The previous prime is 210533333. The next prime is 210533347. The reversal of 210533342 is 243335012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210533347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17009 + ... + 26652.

It is an arithmetic number, because the mean of its divisors is an integer number (39492279).

Almost surely, 2^210533342 is an apocalyptic number.

210533342 is a deficient number, since it is larger than the sum of its proper divisors (105404890).

210533342 is a wasteful number, since it uses less digits than its factorization.

210533342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46074.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 210533342 is about 14509.7671242512. The cubic root of 210533342 is about 594.8949672191.

Adding to 210533342 its reverse (243335012), we get a palindrome (453868354).

The spelling of 210533342 in words is "two hundred ten million, five hundred thirty-three thousand, three hundred forty-two".