3949401 has 16 divisors (see below), whose sum is σ = 5469120. Its totient is φ = 2533440.

The previous prime is 3949391. The next prime is 3949409. The reversal of 3949401 is 1049493.

3949401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3949401 - 2⁷ = 3949273 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3949409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9171 + ... + 9591.

It is an arithmetic number, because the mean of its divisors is an integer number (341820).

Almost surely, 2^3949401 is an apocalyptic number.

It is an amenable number.

3949401 is a deficient number, since it is larger than the sum of its proper divisors (1519719).

3949401 is a wasteful number, since it uses less digits than its factorization.

3949401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 3949401 is about 1987.3099909174. The cubic root of 3949401 is about 158.0679219801.

The spelling of 3949401 in words is "three million, nine hundred forty-nine thousand, four hundred one".