3725015922 has 144 divisors (see below), whose sum is σ = 8834705880. Its totient is φ = 1133180928.

The previous prime is 3725015897. The next prime is 3725015933. The reversal of 3725015922 is 2295105273.

It can be written as a sum of positive squares in 4 ways, for example, as 3695302521 + 29713401 = 60789^2 + 5451^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 34174404 + ... + 34174512.

Almost surely, 2^3725015922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3725015922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4417352940).

3725015922 is an abundant number, since it is smaller than the sum of its proper divisors (5109689958).

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

3725015922 is a wasteful number, since it uses less digits than its factorization.

3725015922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297 (or 271 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 3725015922 is about 61032.9085166355. The cubic root of 3725015922 is about 1550.1582803331.

The spelling of 3725015922 in words is "three billion, seven hundred twenty-five million, fifteen thousand, nine hundred twenty-two".