863231797 has 8 divisors (see below), whose sum is σ = 943494912. Its totient is φ = 786244800.

The previous prime is 863231783. The next prime is 863231833. The reversal of 863231797 is 797132368.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 863231797 - 2⁷ = 863231669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863237797) 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, 818479 + ... + 819532.

It is an arithmetic number, because the mean of its divisors is an integer number (117936864).

Almost surely, 2^863231797 is an apocalyptic number.

It is an amenable number.

863231797 is a deficient number, since it is larger than the sum of its proper divisors (80263115).

863231797 is a wasteful number, since it uses less digits than its factorization.

863231797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638059.

The product of its digits is 381024, while the sum is 46.

The square root of 863231797 is about 29380.8066090773. The cubic root of 863231797 is about 952.1582682546.

The spelling of 863231797 in words is "eight hundred sixty-three million, two hundred thirty-one thousand, seven hundred ninety-seven".