3299857397 has 2 divisors, whose sum is σ = 3299857398. Its totient is φ = 3299857396.

The previous prime is 3299857391. The next prime is 3299857417. The reversal of 3299857397 is 7937589923.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2358656356 + 941201041 = 48566^2 + 30679^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3299857397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3299857391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1649928698 + 1649928699.

It is an arithmetic number, because the mean of its divisors is an integer number (1649928699).

Almost surely, 2^3299857397 is an apocalyptic number.

It is an amenable number.

3299857397 is a deficient number, since it is larger than the sum of its proper divisors (1).

3299857397 is an equidigital number, since it uses as much as digits as its factorization.

3299857397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25719120, while the sum is 62.

The square root of 3299857397 is about 57444.3852521724. The cubic root of 3299857397 is about 1488.7841073784.

The spelling of 3299857397 in words is "three billion, two hundred ninety-nine million, eight hundred fifty-seven thousand, three hundred ninety-seven".