2291037 has 8 divisors (see below), whose sum is σ = 3491136. Its totient is φ = 1309152.

The previous prime is 2291033. The next prime is 2291041. The reversal of 2291037 is 7301922.

It is an interprime number because it is at equal distance from previous prime (2291033) and next prime (2291041).

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

It is not a de Polignac number, because 2291037 - 2² = 2291033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2290998 and 2291016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2291033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54528 + ... + 54569.

It is an arithmetic number, because the mean of its divisors is an integer number (436392).

2^2291037 is an apocalyptic number.

It is an amenable number.

2291037 is a deficient number, since it is larger than the sum of its proper divisors (1200099).

2291037 is a wasteful number, since it uses less digits than its factorization.

2291037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109107.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 2291037 is about 1513.6171907058. The cubic root of 2291037 is about 131.8289220810.

Adding to 2291037 its reverse (7301922), we get a palindrome (9592959).

The spelling of 2291037 in words is "two million, two hundred ninety-one thousand, thirty-seven".