2006427 has 8 divisors (see below), whose sum is σ = 2686464. Its totient is φ = 1332008.

The previous prime is 2006393. The next prime is 2006429. The reversal of 2006427 is 7246002.

It is a happy number.

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 2006427 - 2⁷ = 2006299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2006429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483 + ... + 2060.

It is an arithmetic number, because the mean of its divisors is an integer number (335808).

2^2006427 is an apocalyptic number.

2006427 is a deficient number, since it is larger than the sum of its proper divisors (680037).

2006427 is a wasteful number, since it uses less digits than its factorization.

2006427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2809.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 2006427 is about 1416.4840274426. The cubic root of 2006427 is about 126.1269192271.

The spelling of 2006427 in words is "two million, six thousand, four hundred twenty-seven".