47708351 has 2 divisors, whose sum is σ = 47708352. Its totient is φ = 47708350.

The previous prime is 47708329. The next prime is 47708359. The reversal of 47708351 is 15380774.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47708351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47708359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23854175 + 23854176.

It is an arithmetic number, because the mean of its divisors is an integer number (23854176).

Almost surely, 2^47708351 is an apocalyptic number.

47708351 is a deficient number, since it is larger than the sum of its proper divisors (1).

47708351 is an equidigital number, since it uses as much as digits as its factorization.

47708351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 47708351 is about 6907.1232072405. The cubic root of 47708351 is about 362.6865652416.

The spelling of 47708351 in words is "forty-seven million, seven hundred eight thousand, three hundred fifty-one".