2506697086 has 8 divisors (see below), whose sum is σ = 3798809280. Its totient is φ = 1240427328.

The previous prime is 2506697071. The next prime is 2506697111. The reversal of 2506697086 is 6807966052.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6460366 + ... + 6460753.

It is an arithmetic number, because the mean of its divisors is an integer number (474851160).

Almost surely, 2^2506697086 is an apocalyptic number.

2506697086 is a deficient number, since it is larger than the sum of its proper divisors (1292112194).

2506697086 is a wasteful number, since it uses less digits than its factorization.

2506697086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12921218.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 2506697086 is about 50066.9260690129. The cubic root of 2506697086 is about 1358.4196402820.

The spelling of 2506697086 in words is "two billion, five hundred six million, six hundred ninety-seven thousand, eighty-six".