2560142 has 8 divisors (see below), whose sum is σ = 4135656. Its totient is φ = 1181592.

The previous prime is 2560139. The next prime is 2560147. The reversal of 2560142 is 2410652.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2560147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49208 + ... + 49259.

It is an arithmetic number, because the mean of its divisors is an integer number (516957).

2^2560142 is an apocalyptic number.

2560142 is a deficient number, since it is larger than the sum of its proper divisors (1575514).

2560142 is a wasteful number, since it uses less digits than its factorization.

2560142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98482.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2560142 is about 1600.0443743847. The cubic root of 2560142 is about 136.8006050268.

Adding to 2560142 its reverse (2410652), we get a palindrome (4970794).

The spelling of 2560142 in words is "two million, five hundred sixty thousand, one hundred forty-two".