441869860 has 12 divisors (see below), whose sum is σ = 927926748. Its totient is φ = 176747936.

The previous prime is 441869837. The next prime is 441869861. The reversal of 441869860 is 68968144.

It can be written as a sum of positive squares in 2 ways, for example, as 339738624 + 102131236 = 18432^2 + 10106^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 441869860.

It is not an unprimeable number, because it can be changed into a prime (441869861) by changing a digit.

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, 11046727 + ... + 11046766.

It is an arithmetic number, because the mean of its divisors is an integer number (77327229).

Almost surely, 2^441869860 is an apocalyptic number.

It is an amenable number.

441869860 is an abundant number, since it is smaller than the sum of its proper divisors (486056888).

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

441869860 is a wasteful number, since it uses less digits than its factorization.

441869860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22093502 (or 22093500 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 441869860 is about 21020.7007494993. The cubic root of 441869860 is about 761.6663920397. Note that the first 3 decimals are identical.

The spelling of 441869860 in words is "four hundred forty-one million, eight hundred sixty-nine thousand, eight hundred sixty".