7224689376 has 576 divisors, whose sum is σ = 24409921536. Its totient is φ = 2090188800.

The previous prime is 7224689309. The next prime is 7224689401. The reversal of 7224689376 is 6739864227.

7224689376 is a `hidden beast` number, since 7 + 22 + 468 + 93 + 76 = 666.

It is a super-2 number, since 2×7224689376² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 168016011 + ... + 168016053.

It is an arithmetic number, because the mean of its divisors is an integer number (42378336).

Almost surely, 2^7224689376 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 7224689376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12204960768).

7224689376 is an abundant number, since it is smaller than the sum of its proper divisors (17185232160).

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

7224689376 is a wasteful number, since it uses less digits than its factorization.

7224689376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157 (or 137 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 54.

The square root of 7224689376 is about 84998.1727803604. The cubic root of 7224689376 is about 1933.1834113894.

The spelling of 7224689376 in words is "seven billion, two hundred twenty-four million, six hundred eighty-nine thousand, three hundred seventy-six".