2538742 has 8 divisors (see below), whose sum is σ = 4008600. Its totient is φ = 1202544.

The previous prime is 2538733. The next prime is 2538749. The reversal of 2538742 is 2478352.

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 (2538749) 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, 33367 + ... + 33442.

It is an arithmetic number, because the mean of its divisors is an integer number (501075).

2^2538742 is an apocalyptic number.

2538742 is a deficient number, since it is larger than the sum of its proper divisors (1469858).

2538742 is a wasteful number, since it uses less digits than its factorization.

2538742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66830.

The product of its digits is 13440, while the sum is 31.

The square root of 2538742 is about 1593.3430264698. The cubic root of 2538742 is about 136.4183699742.

The spelling of 2538742 in words is "two million, five hundred thirty-eight thousand, seven hundred forty-two".