2628834947 has 2 divisors, whose sum is σ = 2628834948. Its totient is φ = 2628834946.

The previous prime is 2628834883. The next prime is 2628834977. The reversal of 2628834947 is 7494388262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2628834947 - 2⁶ = 2628834883 is a prime.

It is a super-3 number, since 3×2628834947³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2628834977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314417473 + 1314417474.

It is an arithmetic number, because the mean of its divisors is an integer number (1314417474).

Almost surely, 2^2628834947 is an apocalyptic number.

2628834947 is a deficient number, since it is larger than the sum of its proper divisors (1).

2628834947 is an equidigital number, since it uses as much as digits as its factorization.

2628834947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4644864, while the sum is 53.

The square root of 2628834947 is about 51272.1654214058. The cubic root of 2628834947 is about 1380.1335281773.

The spelling of 2628834947 in words is "two billion, six hundred twenty-eight million, eight hundred thirty-four thousand, nine hundred forty-seven".