3750535128 has 64 divisors (see below), whose sum is σ = 9581212800. Its totient is φ = 1223066880.

The previous prime is 3750535049. The next prime is 3750535133. The reversal of 3750535128 is 8215350573.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292500 + ... + 305052.

It is an arithmetic number, because the mean of its divisors is an integer number (149706450).

Almost surely, 2^3750535128 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 3750535128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4790606400).

3750535128 is an abundant number, since it is smaller than the sum of its proper divisors (5830677672).

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

3750535128 is a wasteful number, since it uses less digits than its factorization.

3750535128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12832 (or 12828 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 3750535128 is about 61241.6127155384. The cubic root of 3750535128 is about 1553.6901502227.

The spelling of 3750535128 in words is "three billion, seven hundred fifty million, five hundred thirty-five thousand, one hundred twenty-eight".