411145240 has 64 divisors (see below), whose sum is σ = 1053077760. Its totient is φ = 143003520.

The previous prime is 411145213. The next prime is 411145243. The reversal of 411145240 is 42541114.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411145243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10194 + ... + 30433.

It is an arithmetic number, because the mean of its divisors is an integer number (16454340).

Almost surely, 2^411145240 is an apocalyptic number.

411145240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

411145240 is an abundant number, since it is smaller than the sum of its proper divisors (641932520).

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

411145240 is a wasteful number, since it uses less digits than its factorization.

411145240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40672 (or 40668 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 411145240 is about 20276.7166967436. The cubic root of 411145240 is about 743.5869436113.

Adding to 411145240 its reverse (42541114), we get a palindrome (453686354).

The spelling of 411145240 in words is "four hundred eleven million, one hundred forty-five thousand, two hundred forty".