7449222516 has 24 divisors (see below), whose sum is σ = 17389929984. Its totient is φ = 2481872640.

The previous prime is 7449222457. The next prime is 7449222551. The reversal of 7449222516 is 6152229447.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124180 + ... + 174123.

It is an arithmetic number, because the mean of its divisors is an integer number (724580416).

Almost surely, 2^7449222516 is an apocalyptic number.

It is an amenable number.

7449222516 is an abundant number, since it is smaller than the sum of its proper divisors (9940707468).

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

7449222516 is a wasteful number, since it uses less digits than its factorization.

7449222516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300391 (or 300389 counting only the distinct ones).

The product of its digits is 241920, while the sum is 42.

The square root of 7449222516 is about 86308.8785467637. The cubic root of 7449222516 is about 1953.0063218670.

The spelling of 7449222516 in words is "seven billion, four hundred forty-nine million, two hundred twenty-two thousand, five hundred sixteen".