863254982 has 4 divisors (see below), whose sum is σ = 1294882476. Its totient is φ = 431627490.

The previous prime is 863254967. The next prime is 863254999. The reversal of 863254982 is 289452368.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215813744 + ... + 215813747.

It is an arithmetic number, because the mean of its divisors is an integer number (323720619).

Almost surely, 2^863254982 is an apocalyptic number.

863254982 is a deficient number, since it is larger than the sum of its proper divisors (431627494).

863254982 is a wasteful number, since it uses less digits than its factorization.

863254982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431627493.

The product of its digits is 829440, while the sum is 47.

The square root of 863254982 is about 29381.2011667324. The cubic root of 863254982 is about 952.1667926516.

The spelling of 863254982 in words is "eight hundred sixty-three million, two hundred fifty-four thousand, nine hundred eighty-two".