3505451928 has 128 divisors (see below), whose sum is σ = 9854853120. Its totient is φ = 1029749760.

The previous prime is 3505451921. The next prime is 3505451953. The reversal of 3505451928 is 8291545053.

3505451928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3505451928.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3505451921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3740676 + ... + 3741612.

It is an arithmetic number, because the mean of its divisors is an integer number (76991040).

Almost surely, 2^3505451928 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 3505451928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4927426560).

3505451928 is an abundant number, since it is smaller than the sum of its proper divisors (6349401192).

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

3505451928 is a wasteful number, since it uses less digits than its factorization.

3505451928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377 (or 1373 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 3505451928 is about 59206.8571028728. The cubic root of 3505451928 is about 1519.0824228836.

The spelling of 3505451928 in words is "three billion, five hundred five million, four hundred fifty-one thousand, nine hundred twenty-eight".