213096436 has 24 divisors (see below), whose sum is σ = 433419840. Its totient is φ = 89778432.

The previous prime is 213096427. The next prime is 213096439. The reversal of 213096436 is 634690312.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213096439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62845 + ... + 66148.

It is an arithmetic number, because the mean of its divisors is an integer number (18059160).

Almost surely, 2^213096436 is an apocalyptic number.

It is an amenable number.

213096436 is an abundant number, since it is smaller than the sum of its proper divisors (220323404).

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

213096436 is a wasteful number, since it uses less digits than its factorization.

213096436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129063 (or 129061 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 213096436 is about 14597.8229883774. The cubic root of 213096436 is about 597.2993774488.

The spelling of 213096436 in words is "two hundred thirteen million, ninety-six thousand, four hundred thirty-six".