3864413 has 4 divisors (see below), whose sum is σ = 4416480. Its totient is φ = 3312348.

The previous prime is 3864409. The next prime is 3864433. The reversal of 3864413 is 3144683.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3144683 = 823 ⋅3821.

It is a cyclic number.

It is not a de Polignac number, because 3864413 - 2² = 3864409 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 (3864403) 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, 276023 + ... + 276036.

It is an arithmetic number, because the mean of its divisors is an integer number (1104120).

Almost surely, 2^3864413 is an apocalyptic number.

It is an amenable number.

3864413 is a deficient number, since it is larger than the sum of its proper divisors (552067).

3864413 is an equidigital number, since it uses as much as digits as its factorization.

3864413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552066.

The product of its digits is 6912, while the sum is 29.

The square root of 3864413 is about 1965.8110285579. The cubic root of 3864413 is about 156.9258578616.

The spelling of 3864413 in words is "three million, eight hundred sixty-four thousand, four hundred thirteen".