863674 has 16 divisors (see below), whose sum is σ = 1512000. Its totient is φ = 369852.

The previous prime is 863671. The next prime is 863689. The reversal of 863674 is 476368.

It is not an unprimeable number, because it can be changed into a prime (863671) 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, 57 + ... + 1315.

It is an arithmetic number, because the mean of its divisors is an integer number (94500).

2⁸⁶³⁶⁷⁴ is an apocalyptic number.

863674 is a deficient number, since it is larger than the sum of its proper divisors (648326).

863674 is a wasteful number, since it uses less digits than its factorization.

863674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282 (or 1268 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 863674 is about 929.3406264659. The cubic root of 863674 is about 95.2320826125.

The spelling of 863674 in words is "eight hundred sixty-three thousand, six hundred seventy-four".