3374636621 has 4 divisors (see below), whose sum is σ = 3405596700. Its totient is φ = 3343676544.

The previous prime is 3374636599. The next prime is 3374636677. The reversal of 3374636621 is 1266364733.

3374636621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 918938596 + 2455698025 = 30314^2 + 49555^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3374636621 is a prime.

It is a super-2 number, since 2×3374636621² = 22776344647588595282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3374636021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15479876 + ... + 15480093.

It is an arithmetic number, because the mean of its divisors is an integer number (851399175).

Almost surely, 2^3374636621 is an apocalyptic number.

It is an amenable number.

3374636621 is a deficient number, since it is larger than the sum of its proper divisors (30960079).

3374636621 is a wasteful number, since it uses less digits than its factorization.

3374636621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30960078.

The product of its digits is 326592, while the sum is 41.

The square root of 3374636621 is about 58091.6226404462. The cubic root of 3374636621 is about 1499.9461641419.

The spelling of 3374636621 in words is "three billion, three hundred seventy-four million, six hundred thirty-six thousand, six hundred twenty-one".