2647420136 has 16 divisors (see below), whose sum is σ = 5069528640. Its totient is φ = 1295545840.

The previous prime is 2647420133. The next prime is 2647420159. The reversal of 2647420136 is 6310247462.

It is a junction number, because it is equal to n+sod(n) for n = 2647420096 and 2647420105.

It is not an unprimeable number, because it can be changed into a prime (2647420133) 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 in 3 ways as a sum of consecutive naturals, for example, 3520130 + ... + 3520881.

It is an arithmetic number, because the mean of its divisors is an integer number (316845540).

Almost surely, 2^2647420136 is an apocalyptic number.

It is an amenable number.

2647420136 is a deficient number, since it is larger than the sum of its proper divisors (2422108504).

2647420136 is a wasteful number, since it uses less digits than its factorization.

2647420136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7041064 (or 7041060 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 2647420136 is about 51453.0867489988. The cubic root of 2647420136 is about 1383.3782903213.

Adding to 2647420136 its reverse (6310247462), we get a palindrome (8957667598).

The spelling of 2647420136 in words is "two billion, six hundred forty-seven million, four hundred twenty thousand, one hundred thirty-six".