3208486987 has 2 divisors, whose sum is σ = 3208486988. Its totient is φ = 3208486986.

The previous prime is 3208486973. The next prime is 3208487047. The reversal of 3208486987 is 7896848023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3208486987 - 2⁷ = 3208486859 is a prime.

It is not a weakly prime, because it can be changed into another prime (3908486987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1604243493 + 1604243494.

It is an arithmetic number, because the mean of its divisors is an integer number (1604243494).

Almost surely, 2^3208486987 is an apocalyptic number.

3208486987 is a deficient number, since it is larger than the sum of its proper divisors (1).

3208486987 is an equidigital number, since it uses as much as digits as its factorization.

3208486987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4644864, while the sum is 55.

The square root of 3208486987 is about 56643.5078980813. The cubic root of 3208486987 is about 1474.9142130706.

The spelling of 3208486987 in words is "three billion, two hundred eight million, four hundred eighty-six thousand, nine hundred eighty-seven".