76212136 has 128 divisors (see below), whose sum is σ = 198696960. Its totient is φ = 26438400.

The previous prime is 76212131. The next prime is 76212151. The reversal of 76212136 is 63121267.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (76212131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 248095 + ... + 248401.

It is an arithmetic number, because the mean of its divisors is an integer number (1552320).

Almost surely, 2^76212136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76212136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99348480).

76212136 is an abundant number, since it is smaller than the sum of its proper divisors (122484824).

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

76212136 is a wasteful number, since it uses less digits than its factorization.

76212136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375 (or 371 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 76212136 is about 8729.9562427311. The cubic root of 76212136 is about 423.9761022487.

It can be divided in two parts, 76 and 212136, that added together give a palindrome (212212).

The spelling of 76212136 in words is "seventy-six million, two hundred twelve thousand, one hundred thirty-six".