4843742409 has 135 divisors (see below), whose sum is σ = 8626926231. Its totient is φ = 2705931360.

The previous prime is 4843742389. The next prime is 4843742441. The reversal of 4843742409 is 9042473484.

The square root of 4843742409 is 69597.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4334247225 + 509495184 = 65835^2 + 22572^2 .

It is not a de Polignac number, because 4843742409 - 2⁹ = 4843741897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4843746409) by changing a digit.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 130911939 + ... + 130911975.

Almost surely, 2^4843742409 is an apocalyptic number.

4843742409 is the 69597-th square number.

4843742409 is the 34799-th centered octagonal number.

It is an amenable number.

4843742409 is a deficient number, since it is larger than the sum of its proper divisors (3783183822).

4843742409 is a wasteful number, since it uses less digits than its factorization.

4843742409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The cubic root of 4843742409 is about 1691.9739791532.

The spelling of 4843742409 in words is "four billion, eight hundred forty-three million, seven hundred forty-two thousand, four hundred nine".