213435412 has 6 divisors (see below), whose sum is σ = 373511978. Its totient is φ = 106717704.

The previous prime is 213435373. The next prime is 213435427. The reversal of 213435412 is 214534312.

It can be written as a sum of positive squares in only one way, i.e., 120428676 + 93006736 = 10974^2 + 9644^2 .

It is a congruent number.

It is an unprimeable number.

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, 26679423 + ... + 26679430.

Almost surely, 2^213435412 is an apocalyptic number.

It is an amenable number.

213435412 is a deficient number, since it is larger than the sum of its proper divisors (160076566).

213435412 is a wasteful number, since it uses less digits than its factorization.

213435412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53358857 (or 53358855 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 213435412 is about 14609.4288731627. The cubic root of 213435412 is about 597.6159209738.

Adding to 213435412 its reverse (214534312), we get a palindrome (427969724).

The spelling of 213435412 in words is "two hundred thirteen million, four hundred thirty-five thousand, four hundred twelve".