276376056 has 64 divisors (see below), whose sum is σ = 762894720. Its totient is φ = 82734720.

The previous prime is 276376043. The next prime is 276376069. The reversal of 276376056 is 650673672.

It is an interprime number because it is at equal distance from previous prime (276376043) and next prime (276376069).

It is a super-3 number, since 3×276376056³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 276375999 and 276376017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15606 + ... + 28218.

It is an arithmetic number, because the mean of its divisors is an integer number (11920230).

Almost surely, 2^276376056 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 276376056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381447360).

276376056 is an abundant number, since it is smaller than the sum of its proper divisors (486518664).

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

276376056 is a wasteful number, since it uses less digits than its factorization.

276376056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12716 (or 12712 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 42.

The square root of 276376056 is about 16624.5618288122. The cubic root of 276376056 is about 651.3785778698.

The spelling of 276376056 in words is "two hundred seventy-six million, three hundred seventy-six thousand, fifty-six".