3870843 has 8 divisors (see below), whose sum is σ = 5211648. Its totient is φ = 2555304.

The previous prime is 3870827. The next prime is 3870847. The reversal of 3870843 is 3480783.

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

It is not a de Polignac number, because 3870843 - 2⁴ = 3870827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3870847) 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, 5955 + ... + 6572.

It is an arithmetic number, because the mean of its divisors is an integer number (651456).

Almost surely, 2^3870843 is an apocalyptic number.

3870843 is a deficient number, since it is larger than the sum of its proper divisors (1340805).

3870843 is a wasteful number, since it uses less digits than its factorization.

3870843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12633.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 3870843 is about 1967.4458061151. The cubic root of 3870843 is about 157.0128459880.

The spelling of 3870843 in words is "three million, eight hundred seventy thousand, eight hundred forty-three".