213402032 has 10 divisors (see below), whose sum is σ = 413466468. Its totient is φ = 106701008.

The previous prime is 213402031. The next prime is 213402041. The reversal of 213402032 is 230204312.

It is a self number, because there is not a number n which added to its sum of digits gives 213402032.

It is not an unprimeable number, because it can be changed into a prime (213402031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6668798 + ... + 6668829.

Almost surely, 2^213402032 is an apocalyptic number.

It is an amenable number.

213402032 is a deficient number, since it is larger than the sum of its proper divisors (200064436).

213402032 is a wasteful number, since it uses less digits than its factorization.

213402032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13337635 (or 13337629 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 213402032 is about 14608.2864155930. The cubic root of 213402032 is about 597.5847648513.

Adding to 213402032 its reverse (230204312), we get a palindrome (443606344).

The spelling of 213402032 in words is "two hundred thirteen million, four hundred two thousand, thirty-two".