3721573673 has 8 divisors (see below), whose sum is σ = 3888696768. Its totient is φ = 3554893584.

The previous prime is 3721573657. The next prime is 3721573679. The reversal of 3721573673 is 3763751273.

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

It is a cyclic number.

It is not a de Polignac number, because 3721573673 - 2⁴ = 3721573657 is a prime.

It is a super-2 number, since 2×3721573673² = 27700221207133421858, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3721573679) 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, 93515 + ... + 127232.

It is an arithmetic number, because the mean of its divisors is an integer number (486087096).

Almost surely, 2^3721573673 is an apocalyptic number.

It is an amenable number.

3721573673 is a deficient number, since it is larger than the sum of its proper divisors (167123095).

3721573673 is a wasteful number, since it uses less digits than its factorization.

3721573673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221503.

The product of its digits is 555660, while the sum is 44.

The square root of 3721573673 is about 61004.7020564809. The cubic root of 3721573673 is about 1549.6806380534.

The spelling of 3721573673 in words is "three billion, seven hundred twenty-one million, five hundred seventy-three thousand, six hundred seventy-three".