276673406 has 4 divisors (see below), whose sum is σ = 415010112. Its totient is φ = 138336702.

The previous prime is 276673393. The next prime is 276673447. The reversal of 276673406 is 604376672.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69168350 + ... + 69168353.

It is an arithmetic number, because the mean of its divisors is an integer number (103752528).

Almost surely, 2^276673406 is an apocalyptic number.

276673406 is a deficient number, since it is larger than the sum of its proper divisors (138336706).

276673406 is a wasteful number, since it uses less digits than its factorization.

276673406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138336705.

The product of its (nonzero) digits is 254016, while the sum is 41.

The square root of 276673406 is about 16633.5025175097. The cubic root of 276673406 is about 651.6120978575.

The spelling of 276673406 in words is "two hundred seventy-six million, six hundred seventy-three thousand, four hundred six".