3896737 has 4 divisors (see below), whose sum is σ = 4196500. Its totient is φ = 3596976.

The previous prime is 3896707. The next prime is 3896743. The reversal of 3896737 is 7376983.

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 2217121 + 1679616 = 1489^2 + 1296^2 .

It is a cyclic number.

It is not a de Polignac number, because 3896737 - 2⁷ = 3896609 is a prime.

It is a d-powerful number, because it can be written as 3 + 8⁷ + 9² + 6⁸ + 7² + 3⁷ + 7⁶ .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3896693 and 3896702.

It is not an unprimeable number, because it can be changed into a prime (3896707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149862 + ... + 149887.

It is an arithmetic number, because the mean of its divisors is an integer number (1049125).

Almost surely, 2^3896737 is an apocalyptic number.

It is an amenable number.

3896737 is a deficient number, since it is larger than the sum of its proper divisors (299763).

3896737 is a wasteful number, since it uses less digits than its factorization.

3896737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299762.

The product of its digits is 190512, while the sum is 43.

The square root of 3896737 is about 1974.0154508007. The cubic root of 3896737 is about 157.3621806046.

The spelling of 3896737 in words is "three million, eight hundred ninety-six thousand, seven hundred thirty-seven".