3478727825 has 24 divisors (see below), whose sum is σ = 4425520320. Its totient is φ = 2711649600.

The previous prime is 3478727797. The next prime is 3478727831. The reversal of 3478727825 is 5287278743.

3478727825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3478727825 - 2⁶ = 3478727761 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152516 + ... + 173834.

It is an arithmetic number, because the mean of its divisors is an integer number (184396680).

Almost surely, 2^3478727825 is an apocalyptic number.

It is an amenable number.

3478727825 is a deficient number, since it is larger than the sum of its proper divisors (946792495).

3478727825 is a wasteful number, since it uses less digits than its factorization.

3478727825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21497 (or 21492 counting only the distinct ones).

The product of its digits is 5268480, while the sum is 53.

The square root of 3478727825 is about 58980.7411364082. The cubic root of 3478727825 is about 1515.2122878534.

The spelling of 3478727825 in words is "three billion, four hundred seventy-eight million, seven hundred twenty-seven thousand, eight hundred twenty-five".