3843725478 has 16 divisors (see below), whose sum is σ = 7696473456. Its totient is φ = 1279738080.

The previous prime is 3843725437. The next prime is 3843725491. The reversal of 3843725478 is 8745273483.

It is a self number, because there is not a number n which added to its sum of digits gives 3843725478.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370393 + ... + 380628.

It is an arithmetic number, because the mean of its divisors is an integer number (481029591).

Almost surely, 2^3843725478 is an apocalyptic number.

3843725478 is an abundant number, since it is smaller than the sum of its proper divisors (3852747978).

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

3843725478 is a wasteful number, since it uses less digits than its factorization.

3843725478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751879.

The product of its digits is 4515840, while the sum is 51.

The square root of 3843725478 is about 61997.7860733752. The cubic root of 3843725478 is about 1566.4533078292.

The spelling of 3843725478 in words is "three billion, eight hundred forty-three million, seven hundred twenty-five thousand, four hundred seventy-eight".