2699422685 has 4 divisors (see below), whose sum is σ = 3239307228. Its totient is φ = 2159538144.

The previous prime is 2699422651. The next prime is 2699422699. The reversal of 2699422685 is 5862249962.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1490191609 + 1209231076 = 38603^2 + 34774^2 .

It is a cyclic number.

It is not a de Polignac number, because 2699422685 - 2¹⁰ = 2699421661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269942264 + ... + 269942273.

It is an arithmetic number, because the mean of its divisors is an integer number (809826807).

Almost surely, 2^2699422685 is an apocalyptic number.

It is an amenable number.

2699422685 is a deficient number, since it is larger than the sum of its proper divisors (539884543).

2699422685 is an equidigital number, since it uses as much as digits as its factorization.

2699422685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539884542.

The product of its digits is 3732480, while the sum is 53.

The square root of 2699422685 is about 51955.9687139024. The cubic root of 2699422685 is about 1392.3773963850.

The spelling of 2699422685 in words is "two billion, six hundred ninety-nine million, four hundred twenty-two thousand, six hundred eighty-five".