3722940825 has 12 divisors (see below), whose sum is σ = 6155262288. Its totient is φ = 1985568400.

The previous prime is 3722940799. The next prime is 3722940841. The reversal of 3722940825 is 5280492273.

It is not a de Polignac number, because 3722940825 - 2¹² = 3722936729 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24819531 + ... + 24819680.

It is an arithmetic number, because the mean of its divisors is an integer number (512938524).

Almost surely, 2^3722940825 is an apocalyptic number.

It is an amenable number.

3722940825 is a deficient number, since it is larger than the sum of its proper divisors (2432321463).

3722940825 is a wasteful number, since it uses less digits than its factorization.

3722940825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49639224 (or 49639219 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 3722940825 is about 61015.9063277765. The cubic root of 3722940825 is about 1549.8703776445.

The spelling of 3722940825 in words is "three billion, seven hundred twenty-two million, nine hundred forty thousand, eight hundred twenty-five".