3661644074 has 8 divisors (see below), whose sum is σ = 5991781248. Its totient is φ = 1664383660.

The previous prime is 3661644053. The next prime is 3661644083. The reversal of 3661644074 is 4704461663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83219162 + ... + 83219205.

It is an arithmetic number, because the mean of its divisors is an integer number (748972656).

Almost surely, 2^3661644074 is an apocalyptic number.

3661644074 is a deficient number, since it is larger than the sum of its proper divisors (2330137174).

3661644074 is a wasteful number, since it uses less digits than its factorization.

3661644074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166438380.

The product of its (nonzero) digits is 290304, while the sum is 41.

The square root of 3661644074 is about 60511.5201759136. The cubic root of 3661644074 is about 1541.3172619311.

The spelling of 3661644074 in words is "three billion, six hundred sixty-one million, six hundred forty-four thousand, seventy-four".