2539488 has 48 divisors (see below), whose sum is σ = 7620480. Its totient is φ = 725376.

The previous prime is 2539469. The next prime is 2539513. The reversal of 2539488 is 8849352.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1218 + ... + 2561.

It is an arithmetic number, because the mean of its divisors is an integer number (158760).

2^2539488 is an apocalyptic number.

2539488 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2539488 is an abundant number, since it is smaller than the sum of its proper divisors (5080992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2539488 is a wasteful number, since it uses less digits than its factorization.

2539488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3799 (or 3791 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 2539488 is about 1593.5771082693. The cubic root of 2539488 is about 136.4317306777.

The spelling of 2539488 in words is "two million, five hundred thirty-nine thousand, four hundred eighty-eight".