7152544 has 48 divisors (see below), whose sum is σ = 16547328. Its totient is φ = 2979072.

The previous prime is 7152527. The next prime is 7152547. The reversal of 7152544 is 4452517.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (7152547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7857 + ... + 8719.

It is an arithmetic number, because the mean of its divisors is an integer number (344736).

Almost surely, 2^7152544 is an apocalyptic number.

7152544 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 7152544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8273664).

7152544 is an abundant number, since it is smaller than the sum of its proper divisors (9394784).

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

7152544 is a wasteful number, since it uses less digits than its factorization.

7152544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917 (or 909 counting only the distinct ones).

The product of its digits is 5600, while the sum is 28.

The square root of 7152544 is about 2674.4240501461. The cubic root of 7152544 is about 192.6726982277.

The spelling of 7152544 in words is "seven million, one hundred fifty-two thousand, five hundred forty-four".