276135672 has 32 divisors (see below), whose sum is σ = 698101200. Its totient is φ = 91010304.

The previous prime is 276135667. The next prime is 276135679. The reversal of 276135672 is 276531672.

It is a self number, because there is not a number n which added to its sum of digits gives 276135672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276135679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62503 + ... + 66774.

Almost surely, 2^276135672 is an apocalyptic number.

It is an amenable number.

276135672 is an abundant number, since it is smaller than the sum of its proper divisors (421965528).

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

276135672 is a wasteful number, since it uses less digits than its factorization.

276135672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129375 (or 129371 counting only the distinct ones).

The product of its digits is 105840, while the sum is 39.

The square root of 276135672 is about 16617.3304715288. The cubic root of 276135672 is about 651.1896729301.

The spelling of 276135672 in words is "two hundred seventy-six million, one hundred thirty-five thousand, six hundred seventy-two".