2291038 has 16 divisors (see below), whose sum is σ = 3548880. Its totient is φ = 1108800.

The previous prime is 2291033. The next prime is 2291041. The reversal of 2291038 is 8301922.

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, 10753 + ... + 10963.

It is an arithmetic number, because the mean of its divisors is an integer number (221805).

2^2291038 is an apocalyptic number.

2291038 is a deficient number, since it is larger than the sum of its proper divisors (1257842).

2291038 is a wasteful number, since it uses less digits than its factorization.

2291038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 2291038 is about 1513.6175210402. The cubic root of 2291038 is about 131.8289412613.

The spelling of 2291038 in words is "two million, two hundred ninety-one thousand, thirty-eight".