7243620 has 96 divisors (see below), whose sum is σ = 22014720. Its totient is φ = 1774080.

The previous prime is 7243583. The next prime is 7243627. The reversal of 7243620 is 263427.

It is not an unprimeable number, because it can be changed into a prime (7243627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39930 + ... + 40110.

It is an arithmetic number, because the mean of its divisors is an integer number (229320).

Almost surely, 2^7243620 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 7243620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11007360).

7243620 is an abundant number, since it is smaller than the sum of its proper divisors (14771100).

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

7243620 is a wasteful number, since it uses less digits than its factorization.

7243620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 243 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 7243620 is about 2691.3974065530. The cubic root of 7243620 is about 193.4870425125.

The spelling of 7243620 in words is "seven million, two hundred forty-three thousand, six hundred twenty".