211463300 has 36 divisors (see below), whose sum is σ = 461832420. Its totient is φ = 84040320.

The previous prime is 211463299. The next prime is 211463303. The reversal of 211463300 is 3364112.

It can be written as a sum of positive squares in 6 ways, for example, as 6801664 + 204661636 = 2608^2 + 14306^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (211463303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8966 + ... + 22434.

Almost surely, 2^211463300 is an apocalyptic number.

211463300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211463300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230916210).

211463300 is an abundant number, since it is smaller than the sum of its proper divisors (250369120).

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

211463300 is a wasteful number, since it uses less digits than its factorization.

211463300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13640 (or 13633 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 211463300 is about 14541.7777455165. Note that the first 4 decimals coincide. The cubic root of 211463300 is about 595.7695947381.

The spelling of 211463300 in words is "two hundred eleven million, four hundred sixty-three thousand, three hundred".