3749699328 has 36 divisors (see below), whose sum is σ = 9979670568. Its totient is φ = 1249899520.

The previous prime is 3749699309. The next prime is 3749699347. The reversal of 3749699328 is 8239969473.

It is an interprime number because it is at equal distance from previous prime (3749699309) and next prime (3749699347).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2440443 + ... + 2441978.

Almost surely, 2^3749699328 is an apocalyptic number.

It is an amenable number.

3749699328 is an abundant number, since it is smaller than the sum of its proper divisors (6229971240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3749699328 is an equidigital number, since it uses as much as digits as its factorization.

3749699328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4882440 (or 4882426 counting only the distinct ones).

The product of its digits is 17635968, while the sum is 60.

The square root of 3749699328 is about 61234.7885437682. The cubic root of 3749699328 is about 1553.5747292977.

The spelling of 3749699328 in words is "three billion, seven hundred forty-nine million, six hundred ninety-nine thousand, three hundred twenty-eight".