867063321 has 6 divisors (see below), whose sum is σ = 1252424810. Its totient is φ = 578042208.

The previous prime is 867063319. The next prime is 867063383. The reversal of 867063321 is 123360768.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 866478096 + 585225 = 29436^2 + 765^2 .

It is not a de Polignac number, because 867063321 - 2¹ = 867063319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (867063391) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48170176 + ... + 48170193.

Almost surely, 2^867063321 is an apocalyptic number.

It is an amenable number.

867063321 is a deficient number, since it is larger than the sum of its proper divisors (385361489).

867063321 is a wasteful number, since it uses less digits than its factorization.

867063321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96340375 (or 96340372 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 867063321 is about 29445.9389559919. The cubic root of 867063321 is about 953.5649328779.

The spelling of 867063321 in words is "eight hundred sixty-seven million, sixty-three thousand, three hundred twenty-one".