41021220 has 24 divisors (see below), whose sum is σ = 114859584. Its totient is φ = 10938976.

The previous prime is 41021179. The next prime is 41021231. The reversal of 41021220 is 2212014.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 41021196 and 41021205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341784 + ... + 341903.

It is an arithmetic number, because the mean of its divisors is an integer number (4785816).

Almost surely, 2^41021220 is an apocalyptic number.

It is an amenable number.

41021220 is an abundant number, since it is smaller than the sum of its proper divisors (73838364).

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

41021220 is a wasteful number, since it uses less digits than its factorization.

41021220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683699 (or 683697 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 41021220 is about 6404.7810267018. The cubic root of 41021220 is about 344.8812025342.

Adding to 41021220 its reverse (2212014), we get a palindrome (43233234).

The spelling of 41021220 in words is "forty-one million, twenty-one thousand, two hundred twenty".