80929274 has 4 divisors (see below), whose sum is σ = 121393914. Its totient is φ = 40464636.

The previous prime is 80929273. The next prime is 80929291. The reversal of 80929274 is 47292908.

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

It can be written as a sum of positive squares in only one way, i.e., 80874049 + 55225 = 8993^2 + 235^2 .

It is not an unprimeable number, because it can be changed into a prime (80929273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20232317 + ... + 20232320.

Almost surely, 2^80929274 is an apocalyptic number.

80929274 is a deficient number, since it is larger than the sum of its proper divisors (40464640).

80929274 is a wasteful number, since it uses less digits than its factorization.

80929274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40464639.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 80929274 is about 8996.0699196927. The cubic root of 80929274 is about 432.5489028869.

The spelling of 80929274 in words is "eighty million, nine hundred twenty-nine thousand, two hundred seventy-four".