3670625461 has 4 divisors (see below), whose sum is σ = 3670968492. Its totient is φ = 3670282432.

The previous prime is 3670625423. The next prime is 3670625473. The reversal of 3670625461 is 1645260763.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1645260763 = 7487 ⋅219749.

It can be written as a sum of positive squares in 2 ways, for example, as 1840924836 + 1829700625 = 42906^2 + 42775^2 .

It is a cyclic number.

It is not a de Polignac number, because 3670625461 - 2¹⁵ = 3670592693 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3670620461) 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, 154930 + ... + 177043.

It is an arithmetic number, because the mean of its divisors is an integer number (917742123).

Almost surely, 2^3670625461 is an apocalyptic number.

It is an amenable number.

3670625461 is a deficient number, since it is larger than the sum of its proper divisors (343031).

3670625461 is a wasteful number, since it uses less digits than its factorization.

3670625461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343030.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 3670625461 is about 60585.6869318158. The cubic root of 3670625461 is about 1542.5764289091.

The spelling of 3670625461 in words is "three billion, six hundred seventy million, six hundred twenty-five thousand, four hundred sixty-one".