814980982 has 4 divisors (see below), whose sum is σ = 1222471476. Its totient is φ = 407490490.

The previous prime is 814980977. The next prime is 814980989. The reversal of 814980982 is 289089418.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (814980989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203745244 + ... + 203745247.

It is an arithmetic number, because the mean of its divisors is an integer number (305617869).

Almost surely, 2^814980982 is an apocalyptic number.

814980982 is a deficient number, since it is larger than the sum of its proper divisors (407490494).

814980982 is a wasteful number, since it uses less digits than its factorization.

814980982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407490493.

The product of its (nonzero) digits is 331776, while the sum is 49.

The square root of 814980982 is about 28547.8717595550. The cubic root of 814980982 is about 934.0765977650.

The spelling of 814980982 in words is "eight hundred fourteen million, nine hundred eighty thousand, nine hundred eighty-two".