7422257616 has 40 divisors (see below), whose sum is σ = 19179915264. Its totient is φ = 2473344000.

The previous prime is 7422257587. The next prime is 7422257621. The reversal of 7422257616 is 6167522247.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 152241 + ... + 194991.

Almost surely, 2^7422257616 is an apocalyptic number.

It is an amenable number.

7422257616 is an abundant number, since it is smaller than the sum of its proper divisors (11757657648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7422257616 is a wasteful number, since it uses less digits than its factorization.

7422257616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46379 (or 46373 counting only the distinct ones).

The product of its digits is 282240, while the sum is 42.

The square root of 7422257616 is about 86152.5253025122. The cubic root of 7422257616 is about 1950.6469574568.

The spelling of 7422257616 in words is "seven billion, four hundred twenty-two million, two hundred fifty-seven thousand, six hundred sixteen".