210968632 has 16 divisors (see below), whose sum is σ = 452075760. Its totient is φ = 90415104.

The previous prime is 210968603. The next prime is 210968633. The reversal of 210968632 is 236869012.

It is a junction number, because it is equal to n+sod(n) for n = 210968591 and 210968600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210968633) 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, 1883593 + ... + 1883704.

It is an arithmetic number, because the mean of its divisors is an integer number (28254735).

Almost surely, 2^210968632 is an apocalyptic number.

It is an amenable number.

210968632 is an abundant number, since it is smaller than the sum of its proper divisors (241107128).

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

210968632 is a wasteful number, since it uses less digits than its factorization.

210968632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3767310 (or 3767306 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 210968632 is about 14524.7592751136. The cubic root of 210968632 is about 595.3046783628.

It can be divided in two parts, 210968 and 632, that added together give a square (211600 = 460²).

The spelling of 210968632 in words is "two hundred ten million, nine hundred sixty-eight thousand, six hundred thirty-two".