2515893 has 4 divisors (see below), whose sum is σ = 3354528. Its totient is φ = 1677260.

The previous prime is 2515879. The next prime is 2515897. The reversal of 2515893 is 3985152.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2515893 - 2¹⁴ = 2499509 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2515897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 419313 + ... + 419318.

It is an arithmetic number, because the mean of its divisors is an integer number (838632).

2^2515893 is an apocalyptic number.

It is an amenable number.

2515893 is a deficient number, since it is larger than the sum of its proper divisors (838635).

2515893 is an equidigital number, since it uses as much as digits as its factorization.

2515893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838634.

The product of its digits is 10800, while the sum is 33.

The square root of 2515893 is about 1586.1566757417. The cubic root of 2515893 is about 136.0078751207.

The spelling of 2515893 in words is "two million, five hundred fifteen thousand, eight hundred ninety-three".