211653082 has 8 divisors (see below), whose sum is σ = 317636352. Its totient is φ = 105774300.

The previous prime is 211653073. The next prime is 211653083. The reversal of 211653082 is 280356112.

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

It is a self number, because there is not a number n which added to its sum of digits gives 211653082.

It is not an unprimeable number, because it can be changed into a prime (211653083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20844 + ... + 29287.

It is an arithmetic number, because the mean of its divisors is an integer number (39704544).

Almost surely, 2^211653082 is an apocalyptic number.

211653082 is a deficient number, since it is larger than the sum of its proper divisors (105983270).

211653082 is a wasteful number, since it uses less digits than its factorization.

211653082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52244.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 211653082 is about 14548.3016878260. The cubic root of 211653082 is about 595.9477699226.

The spelling of 211653082 in words is "two hundred eleven million, six hundred fifty-three thousand, eighty-two".