80292266 has 16 divisors (see below), whose sum is σ = 123799104. Its totient is φ = 39034464.

The previous prime is 80292259. The next prime is 80292269. The reversal of 80292266 is 66229208.

It is not an unprimeable number, because it can be changed into a prime (80292269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18035 + ... + 22041.

It is an arithmetic number, because the mean of its divisors is an integer number (7737444).

Almost surely, 2^80292266 is an apocalyptic number.

80292266 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

80292266 is a deficient number, since it is larger than the sum of its proper divisors (43506838).

80292266 is a wasteful number, since it uses less digits than its factorization.

80292266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4285.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 80292266 is about 8960.5951811250. The cubic root of 80292266 is about 431.4110236461.

The spelling of 80292266 in words is "eighty million, two hundred ninety-two thousand, two hundred sixty-six".