48471457 has 2 divisors, whose sum is σ = 48471458. Its totient is φ = 48471456.

The previous prime is 48471439. The next prime is 48471469. The reversal of 48471457 is 75417484.

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., 26718561 + 21752896 = 5169^2 + 4664^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48471457 is a prime.

It is not a weakly prime, because it can be changed into another prime (48471497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24235728 + 24235729.

It is an arithmetic number, because the mean of its divisors is an integer number (24235729).

Almost surely, 2^48471457 is an apocalyptic number.

It is an amenable number.

48471457 is a deficient number, since it is larger than the sum of its proper divisors (1).

48471457 is an equidigital number, since it uses as much as digits as its factorization.

48471457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 125440, while the sum is 40.

The square root of 48471457 is about 6962.1445690247. The cubic root of 48471457 is about 364.6100971859.

The spelling of 48471457 in words is "forty-eight million, four hundred seventy-one thousand, four hundred fifty-seven".