3673223646 has 8 divisors (see below), whose sum is σ = 7346447304. Its totient is φ = 1224407880.

The previous prime is 3673223633. The next prime is 3673223669. The reversal of 3673223646 is 6463223763.

It is a happy number.

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

3673223646 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 3673223598 and 3673223607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306101965 + ... + 306101976.

It is an arithmetic number, because the mean of its divisors is an integer number (918305913).

Almost surely, 2^3673223646 is an apocalyptic number.

3673223646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3673223646 is a wasteful number, since it uses less digits than its factorization.

3673223646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612203946.

The product of its digits is 653184, while the sum is 42.

The square root of 3673223646 is about 60607.1253731770. The cubic root of 3673223646 is about 1542.9403045587.

It can be divided in two parts, 36732 and 23646, that added together give a triangular number (60378 = T₃₄₇).

The spelling of 3673223646 in words is "three billion, six hundred seventy-three million, two hundred twenty-three thousand, six hundred forty-six".