3870412 has 60 divisors (see below), whose sum is σ = 8783936. Its totient is φ = 1481760.

The previous prime is 3870401. The next prime is 3870413. The reversal of 3870412 is 2140783.

It is not an unprimeable number, because it can be changed into a prime (3870413) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 124837 + ... + 124867.

Almost surely, 2^3870412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3870412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4391968).

3870412 is an abundant number, since it is smaller than the sum of its proper divisors (4913524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3870412 is a wasteful number, since it uses less digits than its factorization.

3870412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 3870412 is about 1967.3362701887. The cubic root of 3870412 is about 157.0070182266.

The spelling of 3870412 in words is "three million, eight hundred seventy thousand, four hundred twelve".