3695398249 has 2 divisors, whose sum is σ = 3695398250. Its totient is φ = 3695398248.

The previous prime is 3695398219. The next prime is 3695398253. The reversal of 3695398249 is 9428935963.

3695398249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2137675225 + 1557723024 = 46235^2 + 39468^2 .

It is a cyclic number.

It is not a de Polignac number, because 3695398249 - 2⁹ = 3695397737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3695398193 and 3695398202.

It is not a weakly prime, because it can be changed into another prime (3695398219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1847699124 + 1847699125.

It is an arithmetic number, because the mean of its divisors is an integer number (1847699125).

Almost surely, 2^3695398249 is an apocalyptic number.

It is an amenable number.

3695398249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3695398249 is an equidigital number, since it uses as much as digits as its factorization.

3695398249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12597120, while the sum is 58.

The square root of 3695398249 is about 60789.7873741963. The cubic root of 3695398249 is about 1546.0388971334.

The spelling of 3695398249 in words is "three billion, six hundred ninety-five million, three hundred ninety-eight thousand, two hundred forty-nine".