7222240424 has 64 divisors (see below), whose sum is σ = 16655362560. Its totient is φ = 2865392640.

The previous prime is 7222240357. The next prime is 7222240429. The reversal of 7222240424 is 4240422227.

It is not an unprimeable number, because it can be changed into a prime (7222240429) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4112 + ... + 120255.

It is an arithmetic number, because the mean of its divisors is an integer number (260240040).

Almost surely, 2^7222240424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7222240424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8327681280).

7222240424 is an abundant number, since it is smaller than the sum of its proper divisors (9433122136).

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

7222240424 is a wasteful number, since it uses less digits than its factorization.

7222240424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124458 (or 124454 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 29.

The square root of 7222240424 is about 84983.7656496816. The cubic root of 7222240424 is about 1932.9649563961.

The spelling of 7222240424 in words is "seven billion, two hundred twenty-two million, two hundred forty thousand, four hundred twenty-four".