2401191 has 16 divisors (see below), whose sum is σ = 3831520. Its totient is φ = 1477440.

The previous prime is 2401181. The next prime is 2401207. The reversal of 2401191 is 1911042.

2401191 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 2401191 - 2⁵ = 2401159 is a prime.

It is a Duffinian number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2401111) 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, 3070 + ... + 3771.

It is an arithmetic number, because the mean of its divisors is an integer number (239470).

2^2401191 is an apocalyptic number.

2401191 is a deficient number, since it is larger than the sum of its proper divisors (1430329).

2401191 is a wasteful number, since it uses less digits than its factorization.

2401191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6863 (or 6857 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The square root of 2401191 is about 1549.5776844031. The cubic root of 2401191 is about 133.9087334274.

It can be divided in two parts, 240 and 1191, that added together give a triangular number (1431 = T₅₃).

The spelling of 2401191 in words is "two million, four hundred one thousand, one hundred ninety-one".