427555 has 8 divisors (see below), whose sum is σ = 516672. Its totient is φ = 339648.

The previous prime is 427541. The next prime is 427579. The reversal of 427555 is 555724.

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 427555 - 2⁵ = 427523 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 982 + ... + 1348.

It is an arithmetic number, because the mean of its divisors is an integer number (64584).

2⁴²⁷⁵⁵⁵ is an apocalyptic number.

427555 is a deficient number, since it is larger than the sum of its proper divisors (89117).

427555 is a wasteful number, since it uses less digits than its factorization.

427555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605.

The product of its digits is 7000, while the sum is 28.

The square root of 427555 is about 653.8768997296. The cubic root of 427555 is about 75.3350931969.

The spelling of 427555 in words is "four hundred twenty-seven thousand, five hundred fifty-five".