412115220 has 72 divisors (see below), whose sum is σ = 1363733280. Its totient is φ = 99906240.

The previous prime is 412115203. The next prime is 412115233. The reversal of 412115220 is 22511214.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 412115193 and 412115202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102090 + ... + 106049.

It is an arithmetic number, because the mean of its divisors is an integer number (18940740).

Almost surely, 2^412115220 is an apocalyptic number.

It is an amenable number.

412115220 is an abundant number, since it is smaller than the sum of its proper divisors (951618060).

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

412115220 is a wasteful number, since it uses less digits than its factorization.

412115220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208165 (or 208160 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 412115220 is about 20300.6211727622. The cubic root of 412115220 is about 744.1712448344.

Adding to 412115220 its reverse (22511214), we get a palindrome (434626434).

The spelling of 412115220 in words is "four hundred twelve million, one hundred fifteen thousand, two hundred twenty".