2538616 has 8 divisors (see below), whose sum is σ = 4759920. Its totient is φ = 1269304.

The previous prime is 2538589. The next prime is 2538617. The reversal of 2538616 is 6168352.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2538617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158656 + ... + 158671.

It is an arithmetic number, because the mean of its divisors is an integer number (594990).

2^2538616 is an apocalyptic number.

It is an amenable number.

2538616 is a deficient number, since it is larger than the sum of its proper divisors (2221304).

2538616 is a wasteful number, since it uses less digits than its factorization.

2538616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317333 (or 317329 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 2538616 is about 1593.3034864708. The cubic root of 2538616 is about 136.4161130823.

The spelling of 2538616 in words is "two million, five hundred thirty-eight thousand, six hundred sixteen".