3208020977 has 32 divisors (see below), whose sum is σ = 3900441600. Its totient is φ = 2580153408.

The previous prime is 3208020943. The next prime is 3208020997. The reversal of 3208020977 is 7790208023.

It is not a de Polignac number, because 3208020977 - 2¹⁰ = 3208019953 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3208020977.

It is not an unprimeable number, because it can be changed into a prime (3208020917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1980674 + ... + 1982292.

It is an arithmetic number, because the mean of its divisors is an integer number (121888800).

Almost surely, 2^3208020977 is an apocalyptic number.

It is an amenable number.

3208020977 is a deficient number, since it is larger than the sum of its proper divisors (692420623).

3208020977 is a wasteful number, since it uses less digits than its factorization.

3208020977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1925.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 3208020977 is about 56639.3942146277. The cubic root of 3208020977 is about 1474.8428026671.

The spelling of 3208020977 in words is "three billion, two hundred eight million, twenty thousand, nine hundred seventy-seven".