3703645072 has 80 divisors (see below), whose sum is σ = 7712978560. Its totient is φ = 1717687296.

The previous prime is 3703645031. The next prime is 3703645079. The reversal of 3703645072 is 2705463073.

It is not an unprimeable number, because it can be changed into a prime (3703645079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3483613 + ... + 3484675.

It is an arithmetic number, because the mean of its divisors is an integer number (96412232).

Almost surely, 2^3703645072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3703645072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3856489280).

3703645072 is an abundant number, since it is smaller than the sum of its proper divisors (4009333488).

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

3703645072 is a wasteful number, since it uses less digits than its factorization.

3703645072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320 (or 1314 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 37.

The square root of 3703645072 is about 60857.5802345115. The cubic root of 3703645072 is about 1547.1881135000.

The spelling of 3703645072 in words is "three billion, seven hundred three million, six hundred forty-five thousand, seventy-two".