2971427 has 8 divisors (see below), whose sum is σ = 3115200. Its totient is φ = 2830464.

The previous prime is 2971399. The next prime is 2971459. The reversal of 2971427 is 7241792.

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 2971427 - 2⁶ = 2971363 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2971393 and 2971402.

It is not an unprimeable number, because it can be changed into a prime (2931427) 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, 1643 + ... + 2939.

It is an arithmetic number, because the mean of its divisors is an integer number (389400).

2^2971427 is an apocalyptic number.

2971427 is a deficient number, since it is larger than the sum of its proper divisors (143773).

2971427 is a wasteful number, since it uses less digits than its factorization.

2971427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405.

The product of its digits is 7056, while the sum is 32.

The square root of 2971427 is about 1723.7827589345. The cubic root of 2971427 is about 143.7656134270.

The spelling of 2971427 in words is "two million, nine hundred seventy-one thousand, four hundred twenty-seven".