268019 has 8 divisors (see below), whose sum is σ = 287232. Its totient is φ = 249480.

The previous prime is 268013. The next prime is 268043. The reversal of 268019 is 910862.

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

It is a cyclic number.

It is not a de Polignac number, because 268019 - 2⁴ = 268003 is a prime.

It is a super-2 number, since 2×268019² = 143668368722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268013) 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, 854 + ... + 1124.

It is an arithmetic number, because the mean of its divisors is an integer number (35904).

2²⁶⁸⁰¹⁹ is an apocalyptic number.

268019 is a deficient number, since it is larger than the sum of its proper divisors (19213).

268019 is a wasteful number, since it uses less digits than its factorization.

268019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 268019 is about 517.7055147475. The cubic root of 268019 is about 64.4745808537.

The spelling of 268019 in words is "two hundred sixty-eight thousand, nineteen".