2865427 has 2 divisors, whose sum is σ = 2865428. Its totient is φ = 2865426.

The previous prime is 2865413. The next prime is 2865431. The reversal of 2865427 is 7245682.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2865427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2865392 and 2865401.

It is not a weakly prime, because it can be changed into another prime (2865487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1432713 + 1432714.

It is an arithmetic number, because the mean of its divisors is an integer number (1432714).

2^2865427 is an apocalyptic number.

2865427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2865427 is an equidigital number, since it uses as much as digits as its factorization.

2865427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 34.

The square root of 2865427 is about 1692.7572182685. The cubic root of 2865427 is about 142.0353512461.

The spelling of 2865427 in words is "two million, eight hundred sixty-five thousand, four hundred twenty-seven".