3896237 has 4 divisors (see below), whose sum is σ = 4030620. Its totient is φ = 3761856.

The previous prime is 3896231. The next prime is 3896239. The reversal of 3896237 is 7326983.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7326983 = 17 ⋅430999.

It can be written as a sum of positive squares in 2 ways, for example, as 958441 + 2937796 = 979^2 + 1714^2 .

It is a cyclic number.

It is not a de Polignac number, because 3896237 - 2⁸ = 3895981 is a prime.

It is a pancake number, because a pancake can be divided into 3896237 parts by 2791 straight cuts.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3896237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3896231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67148 + ... + 67205.

It is an arithmetic number, because the mean of its divisors is an integer number (1007655).

Almost surely, 2^3896237 is an apocalyptic number.

It is an amenable number.

3896237 is a deficient number, since it is larger than the sum of its proper divisors (134383).

3896237 is a wasteful number, since it uses less digits than its factorization.

3896237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134382.

The product of its digits is 54432, while the sum is 38.

The square root of 3896237 is about 1973.8888013260. Note that the first 4 decimals coincide. The cubic root of 3896237 is about 157.3554498060.

The spelling of 3896237 in words is "three million, eight hundred ninety-six thousand, two hundred thirty-seven".