3749433608 has 12 divisors (see below), whose sum is σ = 7030512765. Its totient is φ = 1874630208.

The previous prime is 3749433599. The next prime is 3749433631. The reversal of 3749433608 is 8063349473.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 3686675524 + 62758084 = 60718^2 + 7922^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=43298.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 162368 + ... + 184016.

Almost surely, 2^3749433608 is an apocalyptic number.

It is an amenable number.

3749433608 is a deficient number, since it is larger than the sum of its proper divisors (3281079157).

3749433608 is an frugal number, since it uses more digits than its factorization.

3749433608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43304 (or 21651 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 47.

The square root of 3749433608 is about 61232.6188236303. The cubic root of 3749433608 is about 1553.5380307438.

The spelling of 3749433608 in words is "three billion, seven hundred forty-nine million, four hundred thirty-three thousand, six hundred eight".