768239 has 8 divisors (see below), whose sum is σ = 810000. Its totient is φ = 727552.

The previous prime is 768221. The next prime is 768241. The reversal of 768239 is 932867.

768239 = T₈₇ + T₈₈ + ... + T₁₇₃.

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

It is not a de Polignac number, because 768239 - 2¹² = 764143 is a prime.

It is a super-2 number, since 2×768239² = 1180382322242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 768199 and 768208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (768259) 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, 1487 + ... + 1935.

It is an arithmetic number, because the mean of its divisors is an integer number (101250).

2⁷⁶⁸²³⁹ is an apocalyptic number.

768239 is a deficient number, since it is larger than the sum of its proper divisors (41761).

768239 is a wasteful number, since it uses less digits than its factorization.

768239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537.

The product of its digits is 18144, while the sum is 35.

The square root of 768239 is about 876.4924414962. The cubic root of 768239 is about 91.5866379574.

The spelling of 768239 in words is "seven hundred sixty-eight thousand, two hundred thirty-nine".