2851697372 has 6 divisors (see below), whose sum is σ = 4990470408. Its totient is φ = 1425848684.

The previous prime is 2851697369. The next prime is 2851697377. The reversal of 2851697372 is 2737961582.

It is a self number, because there is not a number n which added to its sum of digits gives 2851697372.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2851697377) by changing a digit.

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 as a sum of consecutive naturals, namely, 356462168 + ... + 356462175.

It is an arithmetic number, because the mean of its divisors is an integer number (831745068).

Almost surely, 2^2851697372 is an apocalyptic number.

It is an amenable number.

2851697372 is a deficient number, since it is larger than the sum of its proper divisors (2138773036).

2851697372 is a wasteful number, since it uses less digits than its factorization.

2851697372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712924347 (or 712924345 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 50.

The square root of 2851697372 is about 53401.2862391909. The cubic root of 2851697372 is about 1418.0813491140.

The spelling of 2851697372 in words is "two billion, eight hundred fifty-one million, six hundred ninety-seven thousand, three hundred seventy-two".