2717380906 has 4 divisors (see below), whose sum is σ = 4076071362. Its totient is φ = 1358690452.

The previous prime is 2717380879. The next prime is 2717380927. The reversal of 2717380906 is 6090837172.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1395694881 + 1321686025 = 37359^2 + 36355^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 679345225 + ... + 679345228.

Almost surely, 2^2717380906 is an apocalyptic number.

2717380906 is a deficient number, since it is larger than the sum of its proper divisors (1358690456).

2717380906 is a wasteful number, since it uses less digits than its factorization.

2717380906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358690455.

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 2717380906 is about 52128.5037767247. The cubic root of 2717380906 is about 1395.4582250448.

The spelling of 2717380906 in words is "two billion, seven hundred seventeen million, three hundred eighty thousand, nine hundred six".