3208461021 has 12 divisors (see below), whose sum is σ = 4679439648. Its totient is φ = 2118206664.

The previous prime is 3208461013. The next prime is 3208461043. The reversal of 3208461021 is 1201648023.

3208461021 is a `hidden beast` number, since 3 + 20 + 8 + 4 + 610 + 21 = 666.

It is not a de Polignac number, because 3208461021 - 2³ = 3208461013 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3208461001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1729635 + ... + 1731488.

It is an arithmetic number, because the mean of its divisors is an integer number (389953304).

Almost surely, 2^3208461021 is an apocalyptic number.

It is an amenable number.

3208461021 is a deficient number, since it is larger than the sum of its proper divisors (1470978627).

3208461021 is a wasteful number, since it uses less digits than its factorization.

3208461021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3461232 (or 3461229 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 3208461021 is about 56643.2786921802. The cubic root of 3208461021 is about 1474.9102342767.

The spelling of 3208461021 in words is "three billion, two hundred eight million, four hundred sixty-one thousand, twenty-one".