3749539328 has 20 divisors (see below), whose sum is σ = 7491756360. Its totient is φ = 1874769408.

The previous prime is 3749539301. The next prime is 3749539331. The reversal of 3749539328 is 8239359473.

It is a self number, because there is not a number n which added to its sum of digits gives 3749539328.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3661148 + ... + 3662171.

It is an arithmetic number, because the mean of its divisors is an integer number (374587818).

Almost surely, 2^3749539328 is an apocalyptic number.

It is an amenable number.

3749539328 is a deficient number, since it is larger than the sum of its proper divisors (3742217032).

3749539328 is an frugal number, since it uses more digits than its factorization.

3749539328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7323337 (or 7323321 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 53.

The square root of 3749539328 is about 61233.4820829258. The cubic root of 3749539328 is about 1553.5526319266.

The spelling of 3749539328 in words is "three billion, seven hundred forty-nine million, five hundred thirty-nine thousand, three hundred twenty-eight".