427061 has 4 divisors (see below), whose sum is σ = 434124. Its totient is φ = 420000.

The previous prime is 427043. The next prime is 427067. The reversal of 427061 is 160724.

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

It can be written as a sum of positive squares in 2 ways, for example, as 78961 + 348100 = 281^2 + 590^2 .

It is a cyclic number.

It is not a de Polignac number, because 427061 - 2⁶ = 426997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427067) 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, 3440 + ... + 3561.

It is an arithmetic number, because the mean of its divisors is an integer number (108531).

2⁴²⁷⁰⁶¹ is an apocalyptic number.

It is an amenable number.

427061 is a deficient number, since it is larger than the sum of its proper divisors (7063).

427061 is an equidigital number, since it uses as much as digits as its factorization.

427061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7062.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 427061 is about 653.4990436106. The cubic root of 427061 is about 75.3060677863.

Adding to 427061 its reverse (160724), we get a palindrome (587785).

The spelling of 427061 in words is "four hundred twenty-seven thousand, sixty-one".