3769434857 has 2 divisors, whose sum is σ = 3769434858. Its totient is φ = 3769434856.

The previous prime is 3769434853. The next prime is 3769434881. The reversal of 3769434857 is 7584349673.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2915568016 + 853866841 = 53996^2 + 29221^2 .

It is a cyclic number.

It is not a de Polignac number, because 3769434857 - 2² = 3769434853 is a prime.

It is a super-2 number, since 2×3769434857² = 28417278282333220898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3769434853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1884717428 + 1884717429.

It is an arithmetic number, because the mean of its divisors is an integer number (1884717429).

Almost surely, 2^3769434857 is an apocalyptic number.

It is an amenable number.

3769434857 is a deficient number, since it is larger than the sum of its proper divisors (1).

3769434857 is an equidigital number, since it uses as much as digits as its factorization.

3769434857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15240960, while the sum is 56.

The square root of 3769434857 is about 61395.7234422724. The cubic root of 3769434857 is about 1556.2955683028.

The spelling of 3769434857 in words is "three billion, seven hundred sixty-nine million, four hundred thirty-four thousand, eight hundred fifty-seven".