76278852 has 36 divisors (see below), whose sum is σ = 207649260. Its totient is φ = 23470272.

The previous prime is 76278827. The next prime is 76278857. The reversal of 76278852 is 25887267.

It can be written as a sum of positive squares in 2 ways, for example, as 7322436 + 68956416 = 2706^2 + 8304^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 76278798 and 76278807.

It is not an unprimeable number, because it can be changed into a prime (76278857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81027 + ... + 81962.

It is an arithmetic number, because the mean of its divisors is an integer number (5768035).

Almost surely, 2^76278852 is an apocalyptic number.

It is an amenable number.

76278852 is an abundant number, since it is smaller than the sum of its proper divisors (131370408).

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

76278852 is a wasteful number, since it uses less digits than its factorization.

76278852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163012 (or 163007 counting only the distinct ones).

The product of its digits is 376320, while the sum is 45.

The square root of 76278852 is about 8733.7765027507. The cubic root of 76278852 is about 424.0997822000.

The spelling of 76278852 in words is "seventy-six million, two hundred seventy-eight thousand, eight hundred fifty-two".