2551042 has 16 divisors (see below), whose sum is σ = 4193280. Its totient is φ = 1156752.

The previous prime is 2551033. The next prime is 2551057. The reversal of 2551042 is 2401552.

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, 703 + ... + 2365.

It is an arithmetic number, because the mean of its divisors is an integer number (262080).

2^2551042 is an apocalyptic number.

2551042 is a deficient number, since it is larger than the sum of its proper divisors (1642238).

2551042 is a wasteful number, since it uses less digits than its factorization.

2551042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 2551042 is about 1597.1981717996. The cubic root of 2551042 is about 136.6383271267.

Adding to 2551042 its reverse (2401552), we get a palindrome (4952594).

It can be divided in two parts, 25510 and 42, that added together give a palindrome (25552).

The spelling of 2551042 in words is "two million, five hundred fifty-one thousand, forty-two".