80810276 has 12 divisors (see below), whose sum is σ = 141513372. Its totient is φ = 40377888.

The previous prime is 80810251. The next prime is 80810297. The reversal of 80810276 is 67201808.

It can be written as a sum of positive squares in 2 ways, for example, as 50779876 + 30030400 = 7126^2 + 5480^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 806 + ... + 12738.

It is an arithmetic number, because the mean of its divisors is an integer number (11792781).

Almost surely, 2^80810276 is an apocalyptic number.

It is an amenable number.

80810276 is a deficient number, since it is larger than the sum of its proper divisors (60703096).

80810276 is a wasteful number, since it uses less digits than its factorization.

80810276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13630 (or 13628 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 80810276 is about 8989.4535985231. The cubic root of 80810276 is about 432.3367929762.

The spelling of 80810276 in words is "eighty million, eight hundred ten thousand, two hundred seventy-six".