3036394621 has 16 divisors (see below), whose sum is σ = 3328380720. Its totient is φ = 2752888320.

The previous prime is 3036394619. The next prime is 3036394643. The reversal of 3036394621 is 1264936303.

It can be written as a sum of positive squares in 8 ways, for example, as 590004100 + 2446390521 = 24290^2 + 49461^2 .

It is not a de Polignac number, because 3036394621 - 2¹ = 3036394619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3036394651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 639171 + ... + 643903.

It is an arithmetic number, because the mean of its divisors is an integer number (208023795).

Almost surely, 2^3036394621 is an apocalyptic number.

It is an amenable number.

3036394621 is a deficient number, since it is larger than the sum of its proper divisors (291986099).

3036394621 is a wasteful number, since it uses less digits than its factorization.

3036394621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5616.

The product of its (nonzero) digits is 69984, while the sum is 37.

The square root of 3036394621 is about 55103.4900981780. The cubic root of 3036394621 is about 1448.0583795956.

The spelling of 3036394621 in words is "three billion, thirty-six million, three hundred ninety-four thousand, six hundred twenty-one".