3723489128 has 64 divisors (see below), whose sum is σ = 7550928000. Its totient is φ = 1715558400.

The previous prime is 3723489101. The next prime is 3723489137. The reversal of 3723489128 is 8219843273.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2735168 + ... + 2736528.

It is an arithmetic number, because the mean of its divisors is an integer number (117983250).

Almost surely, 2^3723489128 is an apocalyptic number.

3723489128 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

3723489128 is an abundant number, since it is smaller than the sum of its proper divisors (3827438872).

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

3723489128 is a wasteful number, since it uses less digits than its factorization.

3723489128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866 (or 1862 counting only the distinct ones).

The product of its digits is 580608, while the sum is 47.

The square root of 3723489128 is about 61020.3992776186. The cubic root of 3723489128 is about 1549.9464605857.

The spelling of 3723489128 in words is "three billion, seven hundred twenty-three million, four hundred eighty-nine thousand, one hundred twenty-eight".