3701387825 has 6 divisors (see below), whose sum is σ = 4589720934. Its totient is φ = 2961110240.

The previous prime is 3701387813. The next prime is 3701387843. The reversal of 3701387825 is 5287831073.

It can be written as a sum of positive squares in 3 ways, for example, as 328914496 + 3372473329 = 18136^2 + 58073^2 .

It is not a de Polignac number, because 3701387825 - 2¹² = 3701383729 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 74027732 + ... + 74027781.

It is an arithmetic number, because the mean of its divisors is an integer number (764953489).

Almost surely, 2^3701387825 is an apocalyptic number.

It is an amenable number.

3701387825 is a deficient number, since it is larger than the sum of its proper divisors (888333109).

3701387825 is a wasteful number, since it uses less digits than its factorization.

3701387825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148055523 (or 148055518 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 3701387825 is about 60839.0320846741. The cubic root of 3701387825 is about 1546.8737299313.

The spelling of 3701387825 in words is "three billion, seven hundred one million, three hundred eighty-seven thousand, eight hundred twenty-five".