276804245 has 8 divisors (see below), whose sum is σ = 333072384. Its totient is φ = 220838544.

The previous prime is 276804211. The next prime is 276804257. The reversal of 276804245 is 542408672.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 276804245 - 2⁶ = 276804181 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 276804199 and 276804208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73589 + ... + 77258.

It is an arithmetic number, because the mean of its divisors is an integer number (41634048).

Almost surely, 2^276804245 is an apocalyptic number.

It is an amenable number.

276804245 is a deficient number, since it is larger than the sum of its proper divisors (56268139).

276804245 is a wasteful number, since it uses less digits than its factorization.

276804245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151219.

The product of its (nonzero) digits is 107520, while the sum is 38.

The square root of 276804245 is about 16637.4350487087. The cubic root of 276804245 is about 651.7147975721.

The spelling of 276804245 in words is "two hundred seventy-six million, eight hundred four thousand, two hundred forty-five".