2523706 has 8 divisors (see below), whose sum is σ = 3822624. Its totient is φ = 1249500.

The previous prime is 2523671. The next prime is 2523707. The reversal of 2523706 is 6073252.

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

It is not an unprimeable number, because it can be changed into a prime (2523707) 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, 5920 + ... + 6331.

It is an arithmetic number, because the mean of its divisors is an integer number (477828).

2^2523706 is an apocalyptic number.

2523706 is a deficient number, since it is larger than the sum of its proper divisors (1298918).

2523706 is a wasteful number, since it uses less digits than its factorization.

2523706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12356.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 2523706 is about 1588.6176380741. The cubic root of 2523706 is about 136.1485185474.

Adding to 2523706 its reverse (6073252), we get a palindrome (8596958).

The spelling of 2523706 in words is "two million, five hundred twenty-three thousand, seven hundred six".