2523965 has 8 divisors (see below), whose sum is σ = 3049728. Its totient is φ = 2005200.

The previous prime is 2523959. The next prime is 2523967. The reversal of 2523965 is 5693252.

2523965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2523965 - 2⁴ = 2523949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 917 + ... + 2426.

It is an arithmetic number, because the mean of its divisors is an integer number (381216).

2^2523965 is an apocalyptic number.

It is an amenable number.

2523965 is a deficient number, since it is larger than the sum of its proper divisors (525763).

2523965 is a wasteful number, since it uses less digits than its factorization.

2523965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3499.

The product of its digits is 16200, while the sum is 32.

The square root of 2523965 is about 1588.6991533956. The cubic root of 2523965 is about 136.1531758860.

The spelling of 2523965 in words is "two million, five hundred twenty-three thousand, nine hundred sixty-five".