3725500642 has 4 divisors (see below), whose sum is σ = 5588250966. Its totient is φ = 1862750320.

The previous prime is 3725500621. The next prime is 3725500651. The reversal of 3725500642 is 2460055273.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3700410561 + 25090081 = 60831^2 + 5009^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3725500598 and 3725500607.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 931375159 + ... + 931375162.

Almost surely, 2^3725500642 is an apocalyptic number.

3725500642 is a deficient number, since it is larger than the sum of its proper divisors (1862750324).

3725500642 is a wasteful number, since it uses less digits than its factorization.

3725500642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1862750323.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 3725500642 is about 61036.8793599411. The cubic root of 3725500642 is about 1550.2255158518.

The spelling of 3725500642 in words is "three billion, seven hundred twenty-five million, five hundred thousand, six hundred forty-two".