3721732275 has 12 divisors (see below), whose sum is σ = 6153264152. Its totient is φ = 1984923840.

The previous prime is 3721732241. The next prime is 3721732307. The reversal of 3721732275 is 5722371273.

It is a happy number.

It is not a de Polignac number, because 3721732275 - 2¹⁵ = 3721699507 is a prime.

It is a super-2 number, since 2×3721732275² = 27702582253553351250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24811474 + ... + 24811623.

Almost surely, 2^3721732275 is an apocalyptic number.

3721732275 is a deficient number, since it is larger than the sum of its proper divisors (2431531877).

3721732275 is a wasteful number, since it uses less digits than its factorization.

3721732275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49623110 (or 49623105 counting only the distinct ones).

The product of its digits is 123480, while the sum is 39.

The square root of 3721732275 is about 61006.0019588237. The cubic root of 3721732275 is about 1549.7026519449.

The spelling of 3721732275 in words is "three billion, seven hundred twenty-one million, seven hundred thirty-two thousand, two hundred seventy-five".