411428 has 12 divisors (see below), whose sum is σ = 730380. Its totient is φ = 202752.
The previous prime is 411421. The next prime is 411443. The reversal of 411428 is 824114.
411428 is nontrivially palindromic in base 7.
It can be written as a sum of positive squares in 2 ways, for example, as 88804 + 322624 = 298^2 + 568^2 .
It is not an unprimeable number, because it can be changed into a prime (411421) 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, 413 + ... + 996.
It is an arithmetic number, because the mean of its divisors is an integer number (60865).
2411428 is an apocalyptic number.
It is an amenable number.
411428 is a deficient number, since it is larger than the sum of its proper divisors (318952).
411428 is a wasteful number, since it uses less digits than its factorization.
411428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1486 (or 1484 counting only the distinct ones).
The product of its digits is 256, while the sum is 20.
The square root of 411428 is about 641.4265351543. The cubic root of 411428 is about 74.3757368757.
Subtracting 411428 from its reverse (824114), we obtain a triangular number (412686 = T908).
The spelling of 411428 in words is "four hundred eleven thousand, four hundred twenty-eight".
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