2047427 has 4 divisors (see below), whose sum is σ = 2076336. Its totient is φ = 2018520.

The previous prime is 2047403. The next prime is 2047439. The reversal of 2047427 is 7247402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7247402 = 2 ⋅3623701.

It is a cyclic number.

It is not a de Polignac number, because 2047427 - 2¹⁶ = 1981891 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2047396 and 2047405.

It is not an unprimeable number, because it can be changed into a prime (2047627) 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, 14348 + ... + 14489.

It is an arithmetic number, because the mean of its divisors is an integer number (519084).

2^2047427 is an apocalyptic number.

2047427 is a deficient number, since it is larger than the sum of its proper divisors (28909).

2047427 is an equidigital number, since it uses as much as digits as its factorization.

2047427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28908.

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 2047427 is about 1430.8832936337. The cubic root of 2047427 is about 126.9802395527.

The spelling of 2047427 in words is "two million, forty-seven thousand, four hundred twenty-seven".