2565474 has 8 divisors (see below), whose sum is σ = 5130960. Its totient is φ = 855156.

The previous prime is 2565463. The next prime is 2565559. The reversal of 2565474 is 4745652.

It is a sphenic number, since it is the product of 3 distinct primes.

2565474 is an admirable number.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213784 + ... + 213795.

It is an arithmetic number, because the mean of its divisors is an integer number (641370).

2^2565474 is an apocalyptic number.

2565474 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2565474 is a wasteful number, since it uses less digits than its factorization.

2565474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427584.

The product of its digits is 33600, while the sum is 33.

The square root of 2565474 is about 1601.7097115270. The cubic root of 2565474 is about 136.8955105729.

The spelling of 2565474 in words is "two million, five hundred sixty-five thousand, four hundred seventy-four".