864727337 has 2 divisors, whose sum is σ = 864727338. Its totient is φ = 864727336.

The previous prime is 864727309. The next prime is 864727349. The reversal of 864727337 is 733727468.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 522625321 + 342102016 = 22861^2 + 18496^2 .

It is a cyclic number.

It is not a de Polignac number, because 864727337 - 2¹⁶ = 864661801 is a prime.

It is a super-2 number, since 2×864727337² = 1495506734710223138, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 864727291 and 864727300.

It is not a weakly prime, because it can be changed into another prime (864727637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432363668 + 432363669.

It is an arithmetic number, because the mean of its divisors is an integer number (432363669).

Almost surely, 2^864727337 is an apocalyptic number.

It is an amenable number.

864727337 is a deficient number, since it is larger than the sum of its proper divisors (1).

864727337 is an equidigital number, since it uses as much as digits as its factorization.

864727337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1185408, while the sum is 47.

The square root of 864727337 is about 29406.2465642931. The cubic root of 864727337 is about 952.7078190714.

The spelling of 864727337 in words is "eight hundred sixty-four million, seven hundred twenty-seven thousand, three hundred thirty-seven".