47772341 has 2 divisors, whose sum is σ = 47772342. Its totient is φ = 47772340.

The previous prime is 47772337. The next prime is 47772343. The reversal of 47772341 is 14327774.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39627025 + 8145316 = 6295^2 + 2854^2 .

It is a cyclic number.

It is not a de Polignac number, because 47772341 - 2² = 47772337 is a prime.

Together with 47772343, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47772343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23886170 + 23886171.

It is an arithmetic number, because the mean of its divisors is an integer number (23886171).

Almost surely, 2^47772341 is an apocalyptic number.

It is an amenable number.

47772341 is a deficient number, since it is larger than the sum of its proper divisors (1).

47772341 is an equidigital number, since it uses as much as digits as its factorization.

47772341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32928, while the sum is 35.

The square root of 47772341 is about 6911.7538295284. The cubic root of 47772341 is about 362.8486468919.

The spelling of 47772341 in words is "forty-seven million, seven hundred seventy-two thousand, three hundred forty-one".