4079391 has 8 divisors (see below), whose sum is σ = 5448960. Its totient is φ = 2714712.

The previous prime is 4079381. The next prime is 4079399. The reversal of 4079391 is 1939704.

4079391 is nontrivially palindromic in base 2.

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

It is not a de Polignac number, because 4079391 - 2⁵ = 4079359 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4079399) 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, 1786 + ... + 3368.

It is an arithmetic number, because the mean of its divisors is an integer number (681120).

Almost surely, 2^4079391 is an apocalyptic number.

4079391 is a deficient number, since it is larger than the sum of its proper divisors (1369569).

4079391 is a wasteful number, since it uses less digits than its factorization.

4079391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445.

The product of its (nonzero) digits is 6804, while the sum is 33.

The square root of 4079391 is about 2019.7502320832. The cubic root of 4079391 is about 159.7834440083.

The spelling of 4079391 in words is "four million, seventy-nine thousand, three hundred ninety-one".