3725507393 has 4 divisors (see below), whose sum is σ = 3826196820. Its totient is φ = 3624817968.

The previous prime is 3725507389. The next prime is 3725507399. The reversal of 3725507393 is 3937055273.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1930459969 + 1795047424 = 43937^2 + 42368^2 .

It is a cyclic number.

It is not a de Polignac number, because 3725507393 - 2² = 3725507389 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3725507399) 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 3 ways as a sum of consecutive naturals, for example, 50344658 + ... + 50344731.

It is an arithmetic number, because the mean of its divisors is an integer number (956549205).

Almost surely, 2^3725507393 is an apocalyptic number.

It is an amenable number.

3725507393 is a deficient number, since it is larger than the sum of its proper divisors (100689427).

3725507393 is a wasteful number, since it uses less digits than its factorization.

3725507393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100689426.

The product of its (nonzero) digits is 595350, while the sum is 44.

The square root of 3725507393 is about 61036.9346625467. The cubic root of 3725507393 is about 1550.2264522419.

The spelling of 3725507393 in words is "three billion, seven hundred twenty-five million, five hundred seven thousand, three hundred ninety-three".