427432 has 24 divisors (see below), whose sum is σ = 846090. Its totient is φ = 202400.

The previous prime is 427429. The next prime is 427433. The reversal of 427432 is 234724.

It can be written as a sum of positive squares in only one way, i.e., 256036 + 171396 = 506^2 + 414^2 .

It is a super-2 number, since 2×427432² = 365396229248, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4⁵ + 2¹⁵ + 4⁹ + 7³ + 3⁴ + 2¹⁷ .

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 5 ways as a sum of consecutive naturals, for example, 4182 + ... + 4282.

2⁴²⁷⁴³² is an apocalyptic number.

It is an amenable number.

427432 is a deficient number, since it is larger than the sum of its proper divisors (418658).

427432 is a wasteful number, since it uses less digits than its factorization.

427432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 126 counting only the distinct ones).

The product of its digits is 1344, while the sum is 22.

The square root of 427432 is about 653.7828385634. The cubic root of 427432 is about 75.3278683134.

The spelling of 427432 in words is "four hundred twenty-seven thousand, four hundred thirty-two".