427435 has 4 divisors (see below), whose sum is σ = 512928. Its totient is φ = 341944.

The previous prime is 427433. The next prime is 427439. The reversal of 427435 is 534724.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 427435 - 2¹ = 427433 is a prime.

It is an Ulam number.

It is a Duffinian number.

427435 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (427433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42739 + ... + 42748.

It is an arithmetic number, because the mean of its divisors is an integer number (128232).

2⁴²⁷⁴³⁵ is an apocalyptic number.

427435 is a deficient number, since it is larger than the sum of its proper divisors (85493).

427435 is an equidigital number, since it uses as much as digits as its factorization.

427435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85492.

The product of its digits is 3360, while the sum is 25.

The square root of 427435 is about 653.7851328992. The cubic root of 427435 is about 75.3280445465.

It can be divided in two parts, 427 and 435, that multiplied together give a triangular number (185745 = T₆₀₉).

The spelling of 427435 in words is "four hundred twenty-seven thousand, four hundred thirty-five".