731368963 has 12 divisors (see below), whose sum is σ = 799241520. Its totient is φ = 668899296.

The previous prime is 731368961. The next prime is 731368991. The reversal of 731368963 is 369863137.

It is not a de Polignac number, because 731368963 - 2¹ = 731368961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (731368961) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1431 + ... + 38272.

It is an arithmetic number, because the mean of its divisors is an integer number (66603460).

Almost surely, 2^731368963 is an apocalyptic number.

731368963 is a deficient number, since it is larger than the sum of its proper divisors (67872557).

731368963 is a wasteful number, since it uses less digits than its factorization.

731368963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39838 (or 39825 counting only the distinct ones).

The product of its digits is 489888, while the sum is 46.

The square root of 731368963 is about 27043.8341031741. The cubic root of 731368963 is about 900.9738278012.

The spelling of 731368963 in words is "seven hundred thirty-one million, three hundred sixty-eight thousand, nine hundred sixty-three".