3622643673 has 8 divisors (see below), whose sum is σ = 5269299936. Its totient is φ = 2195541600.

The previous prime is 3622643669. The next prime is 3622643723. The reversal of 3622643673 is 3763462263.

It is a happy number.

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

It is not a de Polignac number, because 3622643673 - 2² = 3622643669 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3622643653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54888508 + ... + 54888573.

It is an arithmetic number, because the mean of its divisors is an integer number (658662492).

Almost surely, 2^3622643673 is an apocalyptic number.

3622643673 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3622643673 is a deficient number, since it is larger than the sum of its proper divisors (1646656263).

3622643673 is a wasteful number, since it uses less digits than its factorization.

3622643673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109777095.

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

The square root of 3622643673 is about 60188.4014823454. The cubic root of 3622643673 is about 1535.8254954986.

The spelling of 3622643673 in words is "three billion, six hundred twenty-two million, six hundred forty-three thousand, six hundred seventy-three".