2251043 has 8 divisors (see below), whose sum is σ = 2342928. Its totient is φ = 2160864.

The previous prime is 2251031. The next prime is 2251049. The reversal of 2251043 is 3401522.

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

It is a cyclic number.

It is not a de Polignac number, because 2251043 - 2⁶ = 2250979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2251049) 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, 2705 + ... + 3437.

It is an arithmetic number, because the mean of its divisors is an integer number (292866).

2^2251043 is an apocalyptic number.

2251043 is a deficient number, since it is larger than the sum of its proper divisors (91885).

2251043 is an equidigital number, since it uses as much as digits as its factorization.

2251043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2251043 is about 1500.3476263853. The cubic root of 2251043 is about 131.0573142365.

Adding to 2251043 its reverse (3401522), we get a palindrome (5652565).

The spelling of 2251043 in words is "two million, two hundred fifty-one thousand, forty-three".