2635142 has 4 divisors (see below), whose sum is σ = 3952716. Its totient is φ = 1317570.

The previous prime is 2635141. The next prime is 2635163. The reversal of 2635142 is 2415362.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2415362 = 2 ⋅1207681.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2635141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658784 + ... + 658787.

It is an arithmetic number, because the mean of its divisors is an integer number (988179).

2^2635142 is an apocalyptic number.

2635142 is a deficient number, since it is larger than the sum of its proper divisors (1317574).

2635142 is a wasteful number, since it uses less digits than its factorization.

2635142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317573.

The product of its digits is 1440, while the sum is 23.

The square root of 2635142 is about 1623.3120464039. The cubic root of 2635142 is about 138.1236377090.

The spelling of 2635142 in words is "two million, six hundred thirty-five thousand, one hundred forty-two".