41251220 has 12 divisors (see below), whose sum is σ = 86627604. Its totient is φ = 16500480.

The previous prime is 41251219. The next prime is 41251277. The reversal of 41251220 is 2215214.

41251220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 5299204 + 35952016 = 2302^2 + 5996^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1031261 + ... + 1031300.

It is an arithmetic number, because the mean of its divisors is an integer number (7218967).

Almost surely, 2^41251220 is an apocalyptic number.

It is an amenable number.

41251220 is an abundant number, since it is smaller than the sum of its proper divisors (45376384).

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

41251220 is a wasteful number, since it uses less digits than its factorization.

41251220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2062570 (or 2062568 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 41251220 is about 6422.7112655015. The cubic root of 41251220 is about 345.5245678170.

Adding to 41251220 its reverse (2215214), we get a palindrome (43466434).

The spelling of 41251220 in words is "forty-one million, two hundred fifty-one thousand, two hundred twenty".