276338331 has 8 divisors (see below), whose sum is σ = 409390160. Its totient is φ = 184225536.

The previous prime is 276338327. The next prime is 276338341. The reversal of 276338331 is 133833672.

It is a happy number.

276338331 is a `hidden beast` number, since 276 + 3 + 383 + 3 + 1 = 666.

It is not a de Polignac number, because 276338331 - 2² = 276338327 is a prime.

It is a super-2 number, since 2×276338331² = 152725746359731122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (276338341) 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, 5117350 + ... + 5117403.

It is an arithmetic number, because the mean of its divisors is an integer number (51173770).

Almost surely, 2^276338331 is an apocalyptic number.

276338331 is a deficient number, since it is larger than the sum of its proper divisors (133051829).

276338331 is a wasteful number, since it uses less digits than its factorization.

276338331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10234762 (or 10234756 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 276338331 is about 16623.4271737208. The cubic root of 276338331 is about 651.3489390565.

The spelling of 276338331 in words is "two hundred seventy-six million, three hundred thirty-eight thousand, three hundred thirty-one".