4642089309 has 96 divisors (see below), whose sum is σ = 8379116928. Its totient is φ = 2433024000.

The previous prime is 4642089307. The next prime is 4642089317. The reversal of 4642089309 is 9039802464.

It is not a de Polignac number, because 4642089309 - 2¹ = 4642089307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4642089307) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7241629 + ... + 7242269.

It is an arithmetic number, because the mean of its divisors is an integer number (87282468).

Almost surely, 2^4642089309 is an apocalyptic number.

It is an amenable number.

4642089309 is a deficient number, since it is larger than the sum of its proper divisors (3737027619).

4642089309 is a wasteful number, since it uses less digits than its factorization.

4642089309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019 (or 1016 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 4642089309 is about 68132.8797938264. The cubic root of 4642089309 is about 1668.1604888882.

The spelling of 4642089309 in words is "four billion, six hundred forty-two million, eighty-nine thousand, three hundred nine".