747252 has 96 divisors (see below), whose sum is σ = 2298240. Its totient is φ = 207360.

The previous prime is 747239. The next prime is 747259. The reversal of 747252 is 252747.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an alternating number because its digits alternate between odd and even.

Its product of digits (3920) is a multiple of the sum of its prime divisors (70).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747259) 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, 20178 + ... + 20214.

It is an arithmetic number, because the mean of its divisors is an integer number (23940).

2⁷⁴⁷²⁵² 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 747252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1149120).

747252 is an abundant number, since it is smaller than the sum of its proper divisors (1550988).

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

747252 is a wasteful number, since it uses less digits than its factorization.

747252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78 (or 70 counting only the distinct ones).

The product of its digits is 3920, while the sum is 27.

The square root of 747252 is about 864.4373892885. The cubic root of 747252 is about 90.7449283417.

Adding to 747252 its reverse (252747), we get a palindrome (999999).

It can be divided in two parts, 747 and 252, that added together give a palindrome (999).

The spelling of 747252 in words is "seven hundred forty-seven thousand, two hundred fifty-two".