2506117 has 4 divisors (see below), whose sum is σ = 2537920. Its totient is φ = 2474316.

The previous prime is 2506109. The next prime is 2506129. The reversal of 2506117 is 7116052.

2506117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2506117 - 2³ = 2506109 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 (2506717) 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 3 ways as a sum of consecutive naturals, for example, 15783 + ... + 15940.

It is an arithmetic number, because the mean of its divisors is an integer number (634480).

2^2506117 is an apocalyptic number.

It is an amenable number.

2506117 is a deficient number, since it is larger than the sum of its proper divisors (31803).

2506117 is an equidigital number, since it uses as much as digits as its factorization.

2506117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31802.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 2506117 is about 1583.0720135231. The cubic root of 2506117 is about 135.8314846207.

The spelling of 2506117 in words is "two million, five hundred six thousand, one hundred seventeen".