2580394 has 16 divisors (see below), whose sum is σ = 4007808. Its totient is φ = 1245312.

The previous prime is 2580341. The next prime is 2580401. The reversal of 2580394 is 4930852.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8977 + ... + 9259.

It is an arithmetic number, because the mean of its divisors is an integer number (250488).

2^2580394 is an apocalyptic number.

2580394 is a deficient number, since it is larger than the sum of its proper divisors (1427414).

2580394 is a wasteful number, since it uses less digits than its factorization.

2580394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2580394 is about 1606.3604825817. The cubic root of 2580394 is about 137.1603783624.

The spelling of 2580394 in words is "two million, five hundred eighty thousand, three hundred ninety-four".