472135 has 4 divisors (see below), whose sum is σ = 566568. Its totient is φ = 377704.

The previous prime is 472133. The next prime is 472139. The reversal of 472135 is 531274.

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 472135 - 2¹ = 472133 is a prime.

It is a super-2 number, since 2×472135² = 445822916450, which contains 22 as substring.

It is a Duffinian number.

472135 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472133) 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, 47209 + ... + 47218.

It is an arithmetic number, because the mean of its divisors is an integer number (141642).

2⁴⁷²¹³⁵ is an apocalyptic number.

472135 is a deficient number, since it is larger than the sum of its proper divisors (94433).

472135 is an equidigital number, since it uses as much as digits as its factorization.

472135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94432.

The product of its digits is 840, while the sum is 22.

The square root of 472135 is about 687.1208045169. The cubic root of 472135 is about 77.8673506963.

The spelling of 472135 in words is "four hundred seventy-two thousand, one hundred thirty-five".