3725880122 has 16 divisors (see below), whose sum is σ = 5695115400. Its totient is φ = 1827666240.

The previous prime is 3725880121. The next prime is 3725880133. The reversal of 3725880122 is 2210885273.

It can be written as a sum of positive squares in 4 ways, for example, as 2653383121 + 1072497001 = 51511^2 + 32749^2 .

It is not an unprimeable number, because it can be changed into a prime (3725880121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8204 + ... + 86712.

Almost surely, 2^3725880122 is an apocalyptic number.

3725880122 is a deficient number, since it is larger than the sum of its proper divisors (1969235278).

3725880122 is a wasteful number, since it uses less digits than its factorization.

3725880122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78961.

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 3725880122 is about 61039.9878931836. The cubic root of 3725880122 is about 1550.2781494584.

The spelling of 3725880122 in words is "three billion, seven hundred twenty-five million, eight hundred eighty thousand, one hundred twenty-two".