753428 has 12 divisors (see below), whose sum is σ = 1420020. Its totient is φ = 347712.
The previous prime is 753427. The next prime is 753437. The reversal of 753428 is 824357.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 110224 + 643204 = 332^2 + 802^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 753428.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (753421) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7193 + ... + 7296.
It is an arithmetic number, because the mean of its divisors is an integer number (118335).
753428 is a Friedman number, since it can be written as (873-5)^2+4, using all its digits and the basic arithmetic operations.
2753428 is an apocalyptic number.
It is an amenable number.
753428 is a deficient number, since it is larger than the sum of its proper divisors (666592).
753428 is a wasteful number, since it uses less digits than its factorization.
753428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14506 (or 14504 counting only the distinct ones).
The product of its digits is 6720, while the sum is 29.
The square root of 753428 is about 868.0023041444. The cubic root of 753428 is about 90.9942434872.
It can be divided in two parts, 7 and 53428, that added together give a palindrome (53435).
The spelling of 753428 in words is "seven hundred fifty-three thousand, four hundred twenty-eight".
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