2670396290 has 8 divisors (see below), whose sum is σ = 4806713340. Its totient is φ = 1068158512.

The previous prime is 2670396263. The next prime is 2670396293. The reversal of 2670396290 is 926930762.

It can be written as a sum of positive squares in 2 ways, for example, as 2624820289 + 45576001 = 51233^2 + 6751^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2670396293) 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, 133519805 + ... + 133519824.

Almost surely, 2^2670396290 is an apocalyptic number.

2670396290 is a deficient number, since it is larger than the sum of its proper divisors (2136317050).

2670396290 is a wasteful number, since it uses less digits than its factorization.

2670396290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267039636.

The product of its (nonzero) digits is 244944, while the sum is 44.

The square root of 2670396290 is about 51675.8772542857. The cubic root of 2670396290 is about 1387.3687416346.

The spelling of 2670396290 in words is "two billion, six hundred seventy million, three hundred ninety-six thousand, two hundred ninety".