7272384 has 84 divisors (see below), whose sum is σ = 22411944. Its totient is φ = 2075136.

The previous prime is 7272373. The next prime is 7272409. The reversal of 7272384 is 4832727.

It is a tau number, because it is divible by the number of its divisors (84).

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9022 + ... + 9794.

Almost surely, 2^7272384 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 7272384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11205972).

7272384 is an abundant number, since it is smaller than the sum of its proper divisors (15139560).

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

7272384 is a wasteful number, since it uses less digits than its factorization.

7272384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802 (or 785 counting only the distinct ones).

The product of its digits is 18816, while the sum is 33.

The square root of 7272384 is about 2696.7358046349. The cubic root of 7272384 is about 193.7428129141.

The spelling of 7272384 in words is "seven million, two hundred seventy-two thousand, three hundred eighty-four".