3895237 has 4 divisors (see below), whose sum is σ = 3899340. Its totient is φ = 3891136.

The previous prime is 3895231. The next prime is 3895289. The reversal of 3895237 is 7325983.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2709316 + 1185921 = 1646^2 + 1089^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3895237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3895196 and 3895205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3895231) 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, 189 + ... + 2797.

It is an arithmetic number, because the mean of its divisors is an integer number (974835).

Almost surely, 2^3895237 is an apocalyptic number.

It is an amenable number.

3895237 is a deficient number, since it is larger than the sum of its proper divisors (4103).

3895237 is a wasteful number, since it uses less digits than its factorization.

3895237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4102.

The product of its digits is 45360, while the sum is 37.

The square root of 3895237 is about 1973.6354779949. The cubic root of 3895237 is about 157.3419864811.

The spelling of 3895237 in words is "three million, eight hundred ninety-five thousand, two hundred thirty-seven".