2555794 has 4 divisors (see below), whose sum is σ = 3833694. Its totient is φ = 1277896.

The previous prime is 2555779. The next prime is 2555809. The reversal of 2555794 is 4975552.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2555779) and next prime (2555809).

It can be written as a sum of positive squares in only one way, i.e., 1923769 + 632025 = 1387^2 + 795^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638947 + ... + 638950.

2^2555794 is an apocalyptic number.

2555794 is a deficient number, since it is larger than the sum of its proper divisors (1277900).

2555794 is a wasteful number, since it uses less digits than its factorization.

2555794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277899.

The product of its digits is 63000, while the sum is 37.

The square root of 2555794 is about 1598.6850846868. The cubic root of 2555794 is about 136.7231163460.

It can be divided in two parts, 25557 and 94, that added together give a triangular number (25651 = T₂₂₆).

The spelling of 2555794 in words is "two million, five hundred fifty-five thousand, seven hundred ninety-four".