2401611 has 4 divisors (see below), whose sum is σ = 3202152. Its totient is φ = 1601072.

The previous prime is 2401603. The next prime is 2401621. The reversal of 2401611 is 1161042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2401611 - 2³ = 2401603 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2401621) 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, 400266 + ... + 400271.

It is an arithmetic number, because the mean of its divisors is an integer number (800538).

2^2401611 is an apocalyptic number.

2401611 is a deficient number, since it is larger than the sum of its proper divisors (800541).

2401611 is an equidigital number, since it uses as much as digits as its factorization.

2401611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800540.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2401611 is about 1549.7131992727. The cubic root of 2401611 is about 133.9165404405.

Adding to 2401611 its reverse (1161042), we get a palindrome (3562653).

The spelling of 2401611 in words is "two million, four hundred one thousand, six hundred eleven".