3948730337 has 2 divisors, whose sum is σ = 3948730338. Its totient is φ = 3948730336.

The previous prime is 3948730283. The next prime is 3948730349. The reversal of 3948730337 is 7330378493.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2254255441 + 1694474896 = 47479^2 + 41164^2 .

It is an emirp because it is prime and its reverse (7330378493) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3948730337 - 2¹² = 3948726241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3948730291 and 3948730300.

It is not a weakly prime, because it can be changed into another prime (3948733337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1974365168 + 1974365169.

It is an arithmetic number, because the mean of its divisors is an integer number (1974365169).

Almost surely, 2^3948730337 is an apocalyptic number.

It is an amenable number.

3948730337 is a deficient number, since it is larger than the sum of its proper divisors (1).

3948730337 is an equidigital number, since it uses as much as digits as its factorization.

3948730337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1143072, while the sum is 47.

The square root of 3948730337 is about 62838.9237415792. The cubic root of 3948730337 is about 1580.5897409936.

The spelling of 3948730337 in words is "three billion, nine hundred forty-eight million, seven hundred thirty thousand, three hundred thirty-seven".