864040803 has 8 divisors (see below), whose sum is σ = 1152210000. Its totient is φ = 575949408.

The previous prime is 864040741. The next prime is 864040811. The reversal of 864040803 is 308040468.

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

It is not a de Polignac number, because 864040803 - 2⁶ = 864040739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (864040813) 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, 15373 + ... + 44321.

It is an arithmetic number, because the mean of its divisors is an integer number (144026250).

Almost surely, 2^864040803 is an apocalyptic number.

864040803 is a deficient number, since it is larger than the sum of its proper divisors (288169197).

864040803 is a wasteful number, since it uses less digits than its factorization.

864040803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38901.

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 864040803 is about 29394.5709783286. The cubic root of 864040803 is about 952.4556241683.

The spelling of 864040803 in words is "eight hundred sixty-four million, forty thousand, eight hundred three".