411052520 has 64 divisors (see below), whose sum is σ = 991206720. Its totient is φ = 152863744.

The previous prime is 411052519. The next prime is 411052541. The reversal of 411052520 is 25250114.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 411052492 and 411052501.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52799 + ... + 60081.

It is an arithmetic number, because the mean of its divisors is an integer number (15487605).

Almost surely, 2^411052520 is an apocalyptic number.

411052520 is a gapful number since it is divisible by the number (40) 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 411052520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (495603360).

411052520 is an abundant number, since it is smaller than the sum of its proper divisors (580154200).

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

411052520 is a wasteful number, since it uses less digits than its factorization.

411052520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7394 (or 7390 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 411052520 is about 20274.4302016111. The cubic root of 411052520 is about 743.5310423886.

The spelling of 411052520 in words is "four hundred eleven million, fifty-two thousand, five hundred twenty".