276706438 has 8 divisors (see below), whose sum is σ = 415272888. Its totient is φ = 138282144.

The previous prime is 276706411. The next prime is 276706459. The reversal of 276706438 is 834607672.

It is a happy number.

276706438 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 276706394 and 276706403.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 30531 + ... + 38542.

It is an arithmetic number, because the mean of its divisors is an integer number (51909111).

Almost surely, 2^276706438 is an apocalyptic number.

276706438 is a deficient number, since it is larger than the sum of its proper divisors (138566450).

276706438 is a wasteful number, since it uses less digits than its factorization.

276706438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71078.

The product of its (nonzero) digits is 338688, while the sum is 43.

The square root of 276706438 is about 16634.4954236670. The cubic root of 276706438 is about 651.6380287852.

The spelling of 276706438 in words is "two hundred seventy-six million, seven hundred six thousand, four hundred thirty-eight".