7226544 has 80 divisors (see below), whose sum is σ = 20713952. Its totient is φ = 2156544.

The previous prime is 7226521. The next prime is 7226563. The reversal of 7226544 is 4456227.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22932 + ... + 23244.

Almost surely, 2^7226544 is an apocalyptic number.

7226544 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7226544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10356976).

7226544 is an abundant number, since it is smaller than the sum of its proper divisors (13487408).

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

7226544 is a wasteful number, since it uses less digits than its factorization.

7226544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 368 counting only the distinct ones).

The product of its digits is 13440, while the sum is 30.

The square root of 7226544 is about 2688.2232050185. The cubic root of 7226544 is about 193.3348817421.

The spelling of 7226544 in words is "seven million, two hundred twenty-six thousand, five hundred forty-four".