47772653 has 2 divisors, whose sum is σ = 47772654. Its totient is φ = 47772652.

The previous prime is 47772649. The next prime is 47772691. The reversal of 47772653 is 35627774.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41126569 + 6646084 = 6413^2 + 2578^2 .

It is a cyclic number.

It is not a de Polignac number, because 47772653 - 2² = 47772649 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47772653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47772623) 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, 23886326 + 23886327.

It is an arithmetic number, because the mean of its divisors is an integer number (23886327).

Almost surely, 2^47772653 is an apocalyptic number.

It is an amenable number.

47772653 is a deficient number, since it is larger than the sum of its proper divisors (1).

47772653 is an equidigital number, since it uses as much as digits as its factorization.

47772653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 246960, while the sum is 41.

The square root of 47772653 is about 6911.7763997398. The cubic root of 47772653 is about 362.8494368088.

The spelling of 47772653 in words is "forty-seven million, seven hundred seventy-two thousand, six hundred fifty-three".