2542063 has 4 divisors (see below), whose sum is σ = 2546640. Its totient is φ = 2537488.

The previous prime is 2542051. The next prime is 2542087. The reversal of 2542063 is 3602452.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2542063 is a prime.

It is a Duffinian number.

2542063 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542363) 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, 1318 + ... + 2611.

It is an arithmetic number, because the mean of its divisors is an integer number (636660).

2^2542063 is an apocalyptic number.

2542063 is a deficient number, since it is larger than the sum of its proper divisors (4577).

2542063 is an equidigital number, since it uses as much as digits as its factorization.

2542063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4576.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2542063 is about 1594.3848343483. The cubic root of 2542063 is about 136.4778282943.

The spelling of 2542063 in words is "two million, five hundred forty-two thousand, sixty-three".