3697172013 has 8 divisors (see below), whose sum is σ = 4930919488. Its totient is φ = 2464102944.

The previous prime is 3697171993. The next prime is 3697172027. The reversal of 3697172013 is 3102717963.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3697172013 - 2¹⁰ = 3697170989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3697172093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156745 + ... + 178782.

It is an arithmetic number, because the mean of its divisors is an integer number (616364936).

Almost surely, 2^3697172013 is an apocalyptic number.

It is an amenable number.

3697172013 is a deficient number, since it is larger than the sum of its proper divisors (1233747475).

3697172013 is a wasteful number, since it uses less digits than its factorization.

3697172013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339203.

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 3697172013 is about 60804.3749495051. The cubic root of 3697172013 is about 1546.2862200025.

Adding to 3697172013 its reverse (3102717963), we get a palindrome (6799889976).

The spelling of 3697172013 in words is "three billion, six hundred ninety-seven million, one hundred seventy-two thousand, thirteen".