2538164 has 6 divisors (see below), whose sum is σ = 4441794. Its totient is φ = 1269080.

The previous prime is 2538157. The next prime is 2538169. The reversal of 2538164 is 4618352.

It can be written as a sum of positive squares in only one way, i.e., 2280100 + 258064 = 1510^2 + 508^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2538169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317267 + ... + 317274.

It is an arithmetic number, because the mean of its divisors is an integer number (740299).

2^2538164 is an apocalyptic number.

It is an amenable number.

2538164 is a deficient number, since it is larger than the sum of its proper divisors (1903630).

2538164 is a wasteful number, since it uses less digits than its factorization.

2538164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634545 (or 634543 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 2538164 is about 1593.1616364952. The cubic root of 2538164 is about 136.4080163158.

The spelling of 2538164 in words is "two million, five hundred thirty-eight thousand, one hundred sixty-four".