213033076 has 12 divisors (see below), whose sum is σ = 379842372. Its totient is φ = 104506688.

The previous prime is 213033047. The next prime is 213033077. The reversal of 213033076 is 670330312.

It can be written as a sum of positive squares in 2 ways, for example, as 76143076 + 136890000 = 8726^2 + 11700^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 213033076.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213033077) 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, 502225 + ... + 502648.

It is an arithmetic number, because the mean of its divisors is an integer number (31653531).

Almost surely, 2^213033076 is an apocalyptic number.

It is an amenable number.

213033076 is a deficient number, since it is larger than the sum of its proper divisors (166809296).

213033076 is a wasteful number, since it uses less digits than its factorization.

213033076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004930 (or 1004928 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 25.

The square root of 213033076 is about 14595.6526404269. The cubic root of 213033076 is about 597.2401732051.

Adding to 213033076 its reverse (670330312), we get a palindrome (883363388).

The spelling of 213033076 in words is "two hundred thirteen million, thirty-three thousand, seventy-six".