2249674143 has 4 divisors (see below), whose sum is σ = 2999565528. Its totient is φ = 1499782760.

The previous prime is 2249674139. The next prime is 2249674187. The reversal of 2249674143 is 3414769422.

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 2249674143 - 2² = 2249674139 is a prime.

It is a super-2 number, since 2×2249674143² = 10122067499365568898, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2249674095 and 2249674104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2249675143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374945688 + ... + 374945693.

It is an arithmetic number, because the mean of its divisors is an integer number (749891382).

Almost surely, 2^2249674143 is an apocalyptic number.

2249674143 is a deficient number, since it is larger than the sum of its proper divisors (749891385).

2249674143 is an equidigital number, since it uses as much as digits as its factorization.

2249674143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749891384.

The product of its digits is 290304, while the sum is 42.

The square root of 2249674143 is about 47430.7299437822. The cubic root of 2249674143 is about 1310.3074357594.

The spelling of 2249674143 in words is "two billion, two hundred forty-nine million, six hundred seventy-four thousand, one hundred forty-three".