864733 has 2 divisors, whose sum is σ = 864734. Its totient is φ = 864732.

The previous prime is 864707. The next prime is 864737. The reversal of 864733 is 337468.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 580644 + 284089 = 762^2 + 533^2 .

It is a cyclic number.

It is not a de Polignac number, because 864733 - 2⁹ = 864221 is a prime.

It is a super-2 number, since 2×864733² = 1495526322578, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 8³ + 6⁴ + 7⁷ + 4² + 3⁹ + 3⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 864695 and 864704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (864737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 432366 + 432367.

It is an arithmetic number, because the mean of its divisors is an integer number (432367).

2⁸⁶⁴⁷³³ is an apocalyptic number.

It is an amenable number.

864733 is a deficient number, since it is larger than the sum of its proper divisors (1).

864733 is an equidigital number, since it uses as much as digits as its factorization.

864733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 31.

The square root of 864733 is about 929.9102107193. The cubic root of 864733 is about 95.2709898792.

The spelling of 864733 in words is "eight hundred sixty-four thousand, seven hundred thirty-three".