3161421204 has 24 divisors (see below), whose sum is σ = 7393776768. Its totient is φ = 1051360320.

The previous prime is 3161421181. The next prime is 3161421233. The reversal of 3161421204 is 4021241613.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 300457 + ... + 310800.

It is an arithmetic number, because the mean of its divisors is an integer number (308074032).

Almost surely, 2^3161421204 is an apocalyptic number.

It is an amenable number.

3161421204 is an abundant number, since it is smaller than the sum of its proper divisors (4232355564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3161421204 is a wasteful number, since it uses less digits than its factorization.

3161421204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611695 (or 611693 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 3161421204 is about 56226.5169115072. The cubic root of 3161421204 is about 1467.6667450778. Note that the first 3 decimals are identical.

Adding to 3161421204 its reverse (4021241613), we get a palindrome (7182662817).

The spelling of 3161421204 in words is "three billion, one hundred sixty-one million, four hundred twenty-one thousand, two hundred four".