864302147 has 4 divisors (see below), whose sum is σ = 872859696. Its totient is φ = 855744600.

The previous prime is 864302137. The next prime is 864302171. The reversal of 864302147 is 741203468.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 864302147 - 2⁸ = 864301891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (864302137) 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, 4278623 + ... + 4278824.

It is an arithmetic number, because the mean of its divisors is an integer number (218214924).

Almost surely, 2^864302147 is an apocalyptic number.

864302147 is a deficient number, since it is larger than the sum of its proper divisors (8557549).

864302147 is a wasteful number, since it uses less digits than its factorization.

864302147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8557548.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 864302147 is about 29399.0160889782. The cubic root of 864302147 is about 952.5516433491.

The spelling of 864302147 in words is "eight hundred sixty-four million, three hundred two thousand, one hundred forty-seven".