270545 has 8 divisors (see below), whose sum is σ = 354240. Its totient is φ = 196720.

The previous prime is 270539. The next prime is 270547. The reversal of 270545 is 545072.

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

It is not a de Polignac number, because 270545 - 2¹² = 266449 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 270545.

It is not an unprimeable number, because it can be changed into a prime (270547) 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, 2405 + ... + 2514.

It is an arithmetic number, because the mean of its divisors is an integer number (44280).

2²⁷⁰⁵⁴⁵ is an apocalyptic number.

It is an amenable number.

270545 is a deficient number, since it is larger than the sum of its proper divisors (83695).

270545 is a wasteful number, since it uses less digits than its factorization.

270545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4935.

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 270545 is about 520.1394043908. The cubic root of 270545 is about 64.6764991367.

The spelling of 270545 in words is "two hundred seventy thousand, five hundred forty-five".