4636782249 has 64 divisors (see below), whose sum is σ = 7553295360. Its totient is φ = 2493573120.

The previous prime is 4636782239. The next prime is 4636782259. The reversal of 4636782249 is 9422876364.

It is an interprime number because it is at equal distance from previous prime (4636782239) and next prime (4636782259).

It is not a de Polignac number, because 4636782249 - 2⁸ = 4636781993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (4636782229) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2482614 + ... + 2484480.

It is an arithmetic number, because the mean of its divisors is an integer number (118020240).

Almost surely, 2^4636782249 is an apocalyptic number.

It is an amenable number.

4636782249 is a deficient number, since it is larger than the sum of its proper divisors (2916513111).

4636782249 is a wasteful number, since it uses less digits than its factorization.

4636782249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2150.

The product of its digits is 3483648, while the sum is 51.

The square root of 4636782249 is about 68093.9222618289. The cubic root of 4636782249 is about 1667.5245393480.

It can be divided in two parts, 4636 and 782249, that added together give a triangular number (786885 = T₁₂₅₄).

The spelling of 4636782249 in words is "four billion, six hundred thirty-six million, seven hundred eighty-two thousand, two hundred forty-nine".