276133986 has 12 divisors (see below), whose sum is σ = 598290342. Its totient is φ = 92044656.

The previous prime is 276133967. The next prime is 276134017. The reversal of 276133986 is 689331672.

276133986 is a `hidden beast` number, since 27 + 613 + 3 + 9 + 8 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 206928225 + 69205761 = 14385^2 + 8319^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 7670371 + ... + 7670406.

Almost surely, 2^276133986 is an apocalyptic number.

276133986 is an abundant number, since it is smaller than the sum of its proper divisors (322156356).

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

276133986 is a wasteful number, since it uses less digits than its factorization.

276133986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15340785 (or 15340782 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 276133986 is about 16617.2797412814. The cubic root of 276133986 is about 651.1883476058.

The spelling of 276133986 in words is "two hundred seventy-six million, one hundred thirty-three thousand, nine hundred eighty-six".