3948647467 has 2 divisors, whose sum is σ = 3948647468. Its totient is φ = 3948647466.

The previous prime is 3948647411. The next prime is 3948647509. The reversal of 3948647467 is 7647468493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3948647467 - 2¹⁵ = 3948614699 is a prime.

It is not a weakly prime, because it can be changed into another prime (3948647167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1974323733 + 1974323734.

It is an arithmetic number, because the mean of its divisors is an integer number (1974323734).

Almost surely, 2^3948647467 is an apocalyptic number.

3948647467 is a deficient number, since it is larger than the sum of its proper divisors (1).

3948647467 is an equidigital number, since it uses as much as digits as its factorization.

3948647467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24385536, while the sum is 58.

The square root of 3948647467 is about 62838.2643538155. The cubic root of 3948647467 is about 1580.5786839046.

The spelling of 3948647467 in words is "three billion, nine hundred forty-eight million, six hundred forty-seven thousand, four hundred sixty-seven".