2609790212 has 6 divisors (see below), whose sum is σ = 4567132878. Its totient is φ = 1304895104.

The previous prime is 2609790203. The next prime is 2609790217. The reversal of 2609790212 is 2120979062.

It can be written as a sum of positive squares in only one way, i.e., 2609779396 + 10816 = 51086^2 + 104^2 .

It is a super-2 number, since 2×2609790212² = 13622009901302009888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2609790217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326223773 + ... + 326223780.

It is an arithmetic number, because the mean of its divisors is an integer number (761188813).

Almost surely, 2^2609790212 is an apocalyptic number.

It is an amenable number.

2609790212 is a deficient number, since it is larger than the sum of its proper divisors (1957342666).

2609790212 is a wasteful number, since it uses less digits than its factorization.

2609790212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652447557 (or 652447555 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 2609790212 is about 51086.1058605958. The cubic root of 2609790212 is about 1376.7926303831.

The spelling of 2609790212 in words is "two billion, six hundred nine million, seven hundred ninety thousand, two hundred twelve".