2872236739 has 2 divisors, whose sum is σ = 2872236740. Its totient is φ = 2872236738.

The previous prime is 2872236737. The next prime is 2872236743. The reversal of 2872236739 is 9376322782.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2872236739 - 2¹ = 2872236737 is a prime.

It is a super-2 number, since 2×2872236739² = 16499487769722708242, which contains 22 as substring.

Together with 2872236737, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2872236692 and 2872236701.

It is not a weakly prime, because it can be changed into another prime (2872236737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1436118369 + 1436118370.

It is an arithmetic number, because the mean of its divisors is an integer number (1436118370).

Almost surely, 2^2872236739 is an apocalyptic number.

2872236739 is a deficient number, since it is larger than the sum of its proper divisors (1).

2872236739 is an equidigital number, since it uses as much as digits as its factorization.

2872236739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1524096, while the sum is 49.

The square root of 2872236739 is about 53593.2527376348. The cubic root of 2872236739 is about 1421.4777875663.

The spelling of 2872236739 in words is "two billion, eight hundred seventy-two million, two hundred thirty-six thousand, seven hundred thirty-nine".