2564075 has 6 divisors (see below), whose sum is σ = 3179484. Its totient is φ = 2051240.

The previous prime is 2564071. The next prime is 2564077. The reversal of 2564075 is 5704652.

It is not a de Polignac number, because 2564075 - 2² = 2564071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2564071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51257 + ... + 51306.

It is an arithmetic number, because the mean of its divisors is an integer number (529914).

2^2564075 is an apocalyptic number.

2564075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2564075 is a deficient number, since it is larger than the sum of its proper divisors (615409).

2564075 is a wasteful number, since it uses less digits than its factorization.

2564075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102573 (or 102568 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 2564075 is about 1601.2729311395. The cubic root of 2564075 is about 136.8706221712.

The spelling of 2564075 in words is "two million, five hundred sixty-four thousand, seventy-five".