2628894937 has 2 divisors, whose sum is σ = 2628894938. Its totient is φ = 2628894936.

The previous prime is 2628894901. The next prime is 2628894997. The reversal of 2628894937 is 7394988262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2178648976 + 450245961 = 46676^2 + 21219^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2628894937 is a prime.

It is a super-2 number, since 2×2628894937² = 13822177179568467938, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2628894997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1314447468 + 1314447469.

It is an arithmetic number, because the mean of its divisors is an integer number (1314447469).

Almost surely, 2^2628894937 is an apocalyptic number.

It is an amenable number.

2628894937 is a deficient number, since it is larger than the sum of its proper divisors (1).

2628894937 is an equidigital number, since it uses as much as digits as its factorization.

2628894937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10450944, while the sum is 58.

The square root of 2628894937 is about 51272.7504333442. The cubic root of 2628894937 is about 1380.1440263108.

The spelling of 2628894937 in words is "two billion, six hundred twenty-eight million, eight hundred ninety-four thousand, nine hundred thirty-seven".