276234399 has 12 divisors (see below), whose sum is σ = 456006096. Its totient is φ = 157848192.

The previous prime is 276234391. The next prime is 276234419. The reversal of 276234399 is 993432672.

276234399 is a `hidden beast` number, since 27 + 6 + 234 + 399 = 666.

It is not a de Polignac number, because 276234399 - 2³ = 276234391 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276234391) 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 11 ways as a sum of consecutive naturals, for example, 2192274 + ... + 2192399.

It is an arithmetic number, because the mean of its divisors is an integer number (38000508).

Almost surely, 2^276234399 is an apocalyptic number.

276234399 is a deficient number, since it is larger than the sum of its proper divisors (179771697).

276234399 is a wasteful number, since it uses less digits than its factorization.

276234399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4384686 (or 4384683 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The square root of 276234399 is about 16620.3008095522. The cubic root of 276234399 is about 651.2672704652.

The spelling of 276234399 in words is "two hundred seventy-six million, two hundred thirty-four thousand, three hundred ninety-nine".