2538015 has 32 divisors (see below), whose sum is σ = 4432320. Its totient is φ = 1234944.

The previous prime is 2537999. The next prime is 2538017. The reversal of 2538015 is 5108352.

It is not a de Polignac number, because 2538015 - 2⁴ = 2537999 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2538017) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 9301 + ... + 9569.

It is an arithmetic number, because the mean of its divisors is an integer number (138510).

2^2538015 is an apocalyptic number.

2538015 is a deficient number, since it is larger than the sum of its proper divisors (1894305).

2538015 is a wasteful number, since it uses less digits than its factorization.

2538015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 2538015 is about 1593.1148734476. The cubic root of 2538015 is about 136.4053470383.

The spelling of 2538015 in words is "two million, five hundred thirty-eight thousand, fifteen".