863722364 has 12 divisors (see below), whose sum is σ = 1511769000. Its totient is φ = 431788368.

The previous prime is 863722361. The next prime is 863722367. The reversal of 863722364 is 463227368.

It is an interprime number because it is at equal distance from previous prime (863722361) and next prime (863722367).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (863722361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15362 + ... + 44310.

It is an arithmetic number, because the mean of its divisors is an integer number (125980750).

Almost surely, 2^863722364 is an apocalyptic number.

It is an amenable number.

863722364 is a deficient number, since it is larger than the sum of its proper divisors (648046636).

863722364 is a wasteful number, since it uses less digits than its factorization.

863722364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36412 (or 36410 counting only the distinct ones).

The product of its digits is 290304, while the sum is 41.

The square root of 863722364 is about 29389.1538496773. The cubic root of 863722364 is about 952.3386018074.

The spelling of 863722364 in words is "eight hundred sixty-three million, seven hundred twenty-two thousand, three hundred sixty-four".