2670917839 has 4 divisors (see below), whose sum is σ = 2703097656. Its totient is φ = 2638738024.

The previous prime is 2670917819. The next prime is 2670917869. The reversal of 2670917839 is 9387190762.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2670917839 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 (2670917819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16089784 + ... + 16089949.

It is an arithmetic number, because the mean of its divisors is an integer number (675774414).

Almost surely, 2^2670917839 is an apocalyptic number.

2670917839 is a deficient number, since it is larger than the sum of its proper divisors (32179817).

2670917839 is an equidigital number, since it uses as much as digits as its factorization.

2670917839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32179816.

The product of its (nonzero) digits is 1143072, while the sum is 52.

The square root of 2670917839 is about 51680.9233566894. The cubic root of 2670917839 is about 1387.4590570285.

The spelling of 2670917839 in words is "two billion, six hundred seventy million, nine hundred seventeen thousand, eight hundred thirty-nine".