3928310136 has 80 divisors (see below), whose sum is σ = 11082317400. Its totient is φ = 1299986496.

The previous prime is 3928310129. The next prime is 3928310167. The reversal of 3928310136 is 6310138293.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 3928310136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 68266 + ... + 111878.

Almost surely, 2^3928310136 is an apocalyptic number.

3928310136 is a gapful number since it is divisible by the number (36) 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 3928310136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5541158700).

3928310136 is an abundant number, since it is smaller than the sum of its proper divisors (7154007264).

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

3928310136 is a wasteful number, since it uses less digits than its factorization.

3928310136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43770 (or 43757 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 3928310136 is about 62676.2326244965. The cubic root of 3928310136 is about 1577.8604453780.

The spelling of 3928310136 in words is "three billion, nine hundred twenty-eight million, three hundred ten thousand, one hundred thirty-six".