3725646052 has 6 divisors (see below), whose sum is σ = 6519880598. Its totient is φ = 1862823024.

The previous prime is 3725646049. The next prime is 3725646121. The reversal of 3725646052 is 2506465273.

It can be written as a sum of positive squares in only one way, i.e., 3305560036 + 420086016 = 57494^2 + 20496^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3725645996 and 3725646014.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 465705753 + ... + 465705760.

Almost surely, 2^3725646052 is an apocalyptic number.

It is an amenable number.

3725646052 is a deficient number, since it is larger than the sum of its proper divisors (2794234546).

3725646052 is a wasteful number, since it uses less digits than its factorization.

3725646052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931411517 (or 931411515 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 40.

The square root of 3725646052 is about 61038.0705134099. The cubic root of 3725646052 is about 1550.2456845379.

The spelling of 3725646052 in words is "three billion, seven hundred twenty-five million, six hundred forty-six thousand, fifty-two".