210213032 has 8 divisors (see below), whose sum is σ = 394149450. Its totient is φ = 105106512.

The previous prime is 210213023. The next prime is 210213089. The reversal of 210213032 is 230312012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 181333156 + 28879876 = 13466^2 + 5374^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 210212998 and 210213016.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13138307 + ... + 13138322.

Almost surely, 2^210213032 is an apocalyptic number.

It is an amenable number.

210213032 is a deficient number, since it is larger than the sum of its proper divisors (183936418).

210213032 is a wasteful number, since it uses less digits than its factorization.

210213032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26276635 (or 26276631 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 210213032 is about 14498.7251853396. The cubic root of 210213032 is about 594.5931187123.

Adding to 210213032 its reverse (230312012), we get a palindrome (440525044).

The spelling of 210213032 in words is "two hundred ten million, two hundred thirteen thousand, thirty-two".