7489342946 has 16 divisors (see below), whose sum is σ = 11442319200. Its totient is φ = 3675635040.

The previous prime is 7489342919. The next prime is 7489342997. The reversal of 7489342946 is 6492439847.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7489342891 and 7489342900.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61796 + ... + 137103.

It is an arithmetic number, because the mean of its divisors is an integer number (715144950).

Almost surely, 2^7489342946 is an apocalyptic number.

7489342946 is a deficient number, since it is larger than the sum of its proper divisors (3952976254).

7489342946 is a wasteful number, since it uses less digits than its factorization.

7489342946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199249.

The product of its digits is 10450944, while the sum is 56.

The square root of 7489342946 is about 86540.9899758490. The cubic root of 7489342946 is about 1956.5062487518.

The spelling of 7489342946 in words is "seven billion, four hundred eighty-nine million, three hundred forty-two thousand, nine hundred forty-six".