2869427 has 4 divisors (see below), whose sum is σ = 3130296. Its totient is φ = 2608560.

The previous prime is 2869403. The next prime is 2869429. The reversal of 2869427 is 7249682.

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

It is a cyclic number.

It is not a de Polignac number, because 2869427 - 2¹⁶ = 2803891 is a prime.

It is a super-2 number, since 2×2869427² = 16467222616658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2869429) 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, 130418 + ... + 130439.

It is an arithmetic number, because the mean of its divisors is an integer number (782574).

2^2869427 is an apocalyptic number.

2869427 is a deficient number, since it is larger than the sum of its proper divisors (260869).

2869427 is a wasteful number, since it uses less digits than its factorization.

2869427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260868.

The product of its digits is 48384, while the sum is 38.

The square root of 2869427 is about 1693.9383105651. The cubic root of 2869427 is about 142.1014120512.

The spelling of 2869427 in words is "two million, eight hundred sixty-nine thousand, four hundred twenty-seven".