3709065472 has 72 divisors (see below), whose sum is σ = 8600268992. Its totient is φ = 1563494400.

The previous prime is 3709065439. The next prime is 3709065499. The reversal of 3709065472 is 2745609073.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92347 + ... + 126277.

Almost surely, 2^3709065472 is an apocalyptic number.

3709065472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3709065472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4300134496).

3709065472 is an abundant number, since it is smaller than the sum of its proper divisors (4891203520).

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

3709065472 is an equidigital number, since it uses as much as digits as its factorization.

3709065472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34015 (or 34001 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 43.

The square root of 3709065472 is about 60902.0974351459. The cubic root of 3709065472 is about 1547.9425315907.

The spelling of 3709065472 in words is "three billion, seven hundred nine million, sixty-five thousand, four hundred seventy-two".