2506890395 has 8 divisors (see below), whose sum is σ = 3010588560. Its totient is φ = 2003965600.

The previous prime is 2506890391. The next prime is 2506890443. The reversal of 2506890395 is 5930986052.

2506890395 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 2506890395 - 2² = 2506890391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2506890391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186185 + ... + 199194.

It is an arithmetic number, because the mean of its divisors is an integer number (376323570).

Almost surely, 2^2506890395 is an apocalyptic number.

2506890395 is a deficient number, since it is larger than the sum of its proper divisors (503698165).

2506890395 is a wasteful number, since it uses less digits than its factorization.

2506890395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386685.

The product of its (nonzero) digits is 583200, while the sum is 47.

The square root of 2506890395 is about 50068.8565377721. The cubic root of 2506890395 is about 1358.4545584742.

The spelling of 2506890395 in words is "two billion, five hundred six million, eight hundred ninety thousand, three hundred ninety-five".