76543212 has 24 divisors (see below), whose sum is σ = 181268416. Its totient is φ = 25133328.

The previous prime is 76543177. The next prime is 76543217. The reversal of 76543212 is 21234567.

76543212 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 76543212.

It is not an unprimeable number, because it can be changed into a prime (76543217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46798 + ... + 48405.

Almost surely, 2^76543212 is an apocalyptic number.

It is an amenable number.

76543212 is an abundant number, since it is smaller than the sum of its proper divisors (104725204).

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

76543212 is a wasteful number, since it uses less digits than its factorization.

76543212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95277 (or 95275 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 76543212 is about 8748.8977591466. The cubic root of 76543212 is about 424.5891522114.

Adding to 76543212 its reverse (21234567), we get a palindrome (97777779).

The spelling of 76543212 in words is "seventy-six million, five hundred forty-three thousand, two hundred twelve".