4237779249 has 24 divisors (see below), whose sum is σ = 6900827360. Its totient is φ = 2568349080.

The previous prime is 4237779211. The next prime is 4237779263. The reversal of 4237779249 is 9429777324.

It is not a de Polignac number, because 4237779249 - 2⁷ = 4237779121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4237779195 and 4237779204.

It is not an unprimeable number, because it can be changed into a prime (4237779269) 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 23 ways as a sum of consecutive naturals, for example, 645307 + ... + 651840.

Almost surely, 2^4237779249 is an apocalyptic number.

It is an amenable number.

4237779249 is a deficient number, since it is larger than the sum of its proper divisors (2663048111).

4237779249 is a wasteful number, since it uses less digits than its factorization.

4237779249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297178 (or 1297161 counting only the distinct ones).

The product of its digits is 5334336, while the sum is 54.

The square root of 4237779249 is about 65098.2276947691. The cubic root of 4237779249 is about 1618.2518419330.

The spelling of 4237779249 in words is "four billion, two hundred thirty-seven million, seven hundred seventy-nine thousand, two hundred forty-nine".