276447436 has 12 divisors (see below), whose sum is σ = 489612312. Its totient is φ = 136558208.

The previous prime is 276447433. The next prime is 276447449. The reversal of 276447436 is 634744672.

It is a junction number, because it is equal to n+sod(n) for n = 276447392 and 276447401.

It is not an unprimeable number, because it can be changed into a prime (276447433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416005 + ... + 416668.

It is an arithmetic number, because the mean of its divisors is an integer number (40801026).

Almost surely, 2^276447436 is an apocalyptic number.

It is an amenable number.

276447436 is a deficient number, since it is larger than the sum of its proper divisors (213164876).

276447436 is a wasteful number, since it uses less digits than its factorization.

276447436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832760 (or 832758 counting only the distinct ones).

The product of its digits is 677376, while the sum is 43.

The square root of 276447436 is about 16626.7085137137. The cubic root of 276447436 is about 651.4346505042.

The spelling of 276447436 in words is "two hundred seventy-six million, four hundred forty-seven thousand, four hundred thirty-six".