2548388 has 6 divisors (see below), whose sum is σ = 4459686. Its totient is φ = 1274192.

The previous prime is 2548379. The next prime is 2548391. The reversal of 2548388 is 8838452.

It can be written as a sum of positive squares in only one way, i.e., 2534464 + 13924 = 1592^2 + 118^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 318545 + ... + 318552.

It is an arithmetic number, because the mean of its divisors is an integer number (743281).

2^2548388 is an apocalyptic number.

It is an amenable number.

2548388 is a deficient number, since it is larger than the sum of its proper divisors (1911298).

2548388 is a wasteful number, since it uses less digits than its factorization.

2548388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637101 (or 637099 counting only the distinct ones).

The product of its digits is 61440, while the sum is 38.

The square root of 2548388 is about 1596.3671256951. The cubic root of 2548388 is about 136.5909263716.

Subtracting 2548388 from its reverse (8838452), we obtain a square (6290064 = 2508²).

The spelling of 2548388 in words is "two million, five hundred forty-eight thousand, three hundred eighty-eight".