3442748857 has 2 divisors, whose sum is σ = 3442748858. Its totient is φ = 3442748856.

The previous prime is 3442748851. The next prime is 3442748987. The reversal of 3442748857 is 7588472443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2427434361 + 1015314496 = 49269^2 + 31864^2 .

It is a cyclic number.

It is not a de Polignac number, because 3442748857 - 2¹¹ = 3442746809 is a prime.

It is not a weakly prime, because it can be changed into another prime (3442748851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1721374428 + 1721374429.

It is an arithmetic number, because the mean of its divisors is an integer number (1721374429).

Almost surely, 2^3442748857 is an apocalyptic number.

It is an amenable number.

3442748857 is a deficient number, since it is larger than the sum of its proper divisors (1).

3442748857 is an equidigital number, since it uses as much as digits as its factorization.

3442748857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6021120, while the sum is 52.

The square root of 3442748857 is about 58674.9423263457. The cubic root of 3442748857 is about 1509.9704476476.

The spelling of 3442748857 in words is "three billion, four hundred forty-two million, seven hundred forty-eight thousand, eight hundred fifty-seven".