80499476 has 12 divisors (see below), whose sum is σ = 145732020. Its totient is φ = 38861760.

The previous prime is 80499469. The next prime is 80499479. The reversal of 80499476 is 67499408.

It can be written as a sum of positive squares in 2 ways, for example, as 30514576 + 49984900 = 5524^2 + 7070^2 .

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 80499476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80499479) 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, 346865 + ... + 347096.

It is an arithmetic number, because the mean of its divisors is an integer number (12144335).

Almost surely, 2^80499476 is an apocalyptic number.

It is an amenable number.

80499476 is a deficient number, since it is larger than the sum of its proper divisors (65232544).

80499476 is a wasteful number, since it uses less digits than its factorization.

80499476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693994 (or 693992 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 80499476 is about 8972.1500210373. The cubic root of 80499476 is about 431.7818185527.

The spelling of 80499476 in words is "eighty million, four hundred ninety-nine thousand, four hundred seventy-six".