276230964 has 12 divisors (see below), whose sum is σ = 644538944. Its totient is φ = 92076984.

The previous prime is 276230963. The next prime is 276230993. The reversal of 276230964 is 469032672.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276230963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11509612 + ... + 11509635.

Almost surely, 2^276230964 is an apocalyptic number.

It is an amenable number.

276230964 is an abundant number, since it is smaller than the sum of its proper divisors (368307980).

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

276230964 is a wasteful number, since it uses less digits than its factorization.

276230964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23019254 (or 23019252 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The square root of 276230964 is about 16620.1974717511. The cubic root of 276230964 is about 651.2645709313.

The spelling of 276230964 in words is "two hundred seventy-six million, two hundred thirty thousand, nine hundred sixty-four".