3856408 has 8 divisors (see below), whose sum is σ = 7230780. Its totient is φ = 1928200.

The previous prime is 3856403. The next prime is 3856409. The reversal of 3856408 is 8046583.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3856403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 241018 + ... + 241033.

Almost surely, 2^3856408 is an apocalyptic number.

It is an amenable number.

3856408 is a deficient number, since it is larger than the sum of its proper divisors (3374372).

3856408 is a wasteful number, since it uses less digits than its factorization.

3856408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482057 (or 482053 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 3856408 is about 1963.7739177410. The cubic root of 3856408 is about 156.8174274327.

The spelling of 3856408 in words is "three million, eight hundred fifty-six thousand, four hundred eight".