427245 has 32 divisors (see below), whose sum is σ = 844032. Its totient is φ = 179712.

The previous prime is 427243. The next prime is 427247. The reversal of 427245 is 542724.

It is an interprime number because it is at equal distance from previous prime (427243) and next prime (427247).

It is not a de Polignac number, because 427245 - 2¹ = 427243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1209 + ... + 1521.

It is an arithmetic number, because the mean of its divisors is an integer number (26376).

2⁴²⁷²⁴⁵ is an apocalyptic number.

It is an amenable number.

427245 is a deficient number, since it is larger than the sum of its proper divisors (416787).

427245 is a wasteful number, since it uses less digits than its factorization.

427245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341.

The product of its digits is 2240, while the sum is 24.

The square root of 427245 is about 653.6398090692. The cubic root of 427245 is about 75.3168814850.

Adding to 427245 its reverse (542724), we get a palindrome (969969).

The spelling of 427245 in words is "four hundred twenty-seven thousand, two hundred forty-five".