2241591 has 8 divisors (see below), whose sum is σ = 3260544. Its totient is φ = 1358520.

The previous prime is 2241583. The next prime is 2241599. The reversal of 2241591 is 1951422.

It is an interprime number because it is at equal distance from previous prime (2241583) and next prime (2241599).

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

It is not a de Polignac number, because 2241591 - 2³ = 2241583 is a prime.

It is a super-2 number, since 2×2241591² = 10049460422562, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2241599) 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, 33931 + ... + 33996.

It is an arithmetic number, because the mean of its divisors is an integer number (407568).

2^2241591 is an apocalyptic number.

2241591 is a deficient number, since it is larger than the sum of its proper divisors (1018953).

2241591 is a wasteful number, since it uses less digits than its factorization.

2241591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67941.

The product of its digits is 720, while the sum is 24.

The square root of 2241591 is about 1497.1943761583. The cubic root of 2241591 is about 130.8736228530.

The spelling of 2241591 in words is "two million, two hundred forty-one thousand, five hundred ninety-one".