3861237 has 8 divisors (see below), whose sum is σ = 5419360. Its totient is φ = 2438640.

The previous prime is 3861233. The next prime is 3861241. The reversal of 3861237 is 7321683.

It is an interprime number because it is at equal distance from previous prime (3861233) and next prime (3861241).

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

It is not a de Polignac number, because 3861237 - 2² = 3861233 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 (3861233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33814 + ... + 33927.

It is an arithmetic number, because the mean of its divisors is an integer number (677420).

Almost surely, 2^3861237 is an apocalyptic number.

It is an amenable number.

3861237 is a deficient number, since it is larger than the sum of its proper divisors (1558123).

3861237 is a wasteful number, since it uses less digits than its factorization.

3861237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67763.

The product of its digits is 6048, while the sum is 30.

The square root of 3861237 is about 1965.0030534327. The cubic root of 3861237 is about 156.8828558046.

The spelling of 3861237 in words is "three million, eight hundred sixty-one thousand, two hundred thirty-seven".