2056425 has 24 divisors (see below), whose sum is σ = 3886656. Its totient is φ = 939840.

The previous prime is 2056421. The next prime is 2056441. The reversal of 2056425 is 5246502.

It is not a de Polignac number, because 2056425 - 2² = 2056421 is a prime.

It is a Curzon number.

2056425 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2056395 and 2056404.

It is not an unprimeable number, because it can be changed into a prime (2056421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1434 + ... + 2483.

It is an arithmetic number, because the mean of its divisors is an integer number (161944).

2^2056425 is an apocalyptic number.

2056425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2056425 is a deficient number, since it is larger than the sum of its proper divisors (1830231).

2056425 is a wasteful number, since it uses less digits than its factorization.

2056425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3937 (or 3932 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2056425 is about 1434.0240583756. The cubic root of 2056425 is about 127.1659846350.

The spelling of 2056425 in words is "two million, fifty-six thousand, four hundred twenty-five".