270039 has 24 divisors (see below), whose sum is σ = 459648. Its totient is φ = 139440.

The previous prime is 270037. The next prime is 270059. The reversal of 270039 is 930072.

It is not a de Polignac number, because 270039 - 2¹ = 270037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 269997 and 270024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1534 + ... + 1700.

It is an arithmetic number, because the mean of its divisors is an integer number (19152).

2²⁷⁰⁰³⁹ is an apocalyptic number.

270039 is a deficient number, since it is larger than the sum of its proper divisors (189609).

270039 is a wasteful number, since it uses less digits than its factorization.

270039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195 (or 188 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 21.

The square root of 270039 is about 519.6527686831. The cubic root of 270039 is about 64.6361525124.

The spelling of 270039 in words is "two hundred seventy thousand, thirty-nine".