3923725500 has 144 divisors (see below), whose sum is σ = 12413550240. Its totient is φ = 1043328000.

The previous prime is 3923725453. The next prime is 3923725513. The reversal of 3923725500 is 55273293.

3923725500 is a `hidden beast` number, since 39 + 2 + 3 + 72 + 550 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1884460 + ... + 1886540.

It is an arithmetic number, because the mean of its divisors is an integer number (86205210).

Almost surely, 2^3923725500 is an apocalyptic number.

3923725500 is a gapful number since it is divisible by the number (30) 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 3923725500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6206775120).

3923725500 is an abundant number, since it is smaller than the sum of its proper divisors (8489824740).

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

3923725500 is a wasteful number, since it uses less digits than its factorization.

3923725500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525 (or 2510 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The square root of 3923725500 is about 62639.6479875167. The cubic root of 3923725500 is about 1577.2463788071.

Adding to 3923725500 its reverse (55273293), we get a palindrome (3978998793).

The spelling of 3923725500 in words is "three billion, nine hundred twenty-three million, seven hundred twenty-five thousand, five hundred".