3806870399 has 2 divisors, whose sum is σ = 3806870400. Its totient is φ = 3806870398.

The previous prime is 3806870359. The next prime is 3806870429. The reversal of 3806870399 is 9930786083.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3806870399 - 2⁸ = 3806870143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3806870399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3806870359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1903435199 + 1903435200.

It is an arithmetic number, because the mean of its divisors is an integer number (1903435200).

Almost surely, 2^3806870399 is an apocalyptic number.

3806870399 is a deficient number, since it is larger than the sum of its proper divisors (1).

3806870399 is an equidigital number, since it uses as much as digits as its factorization.

3806870399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 53.

The square root of 3806870399 is about 61699.8411586286. The cubic root of 3806870399 is about 1561.4306401175.

The spelling of 3806870399 in words is "three billion, eight hundred six million, eight hundred seventy thousand, three hundred ninety-nine".