441399036 has 48 divisors (see below), whose sum is σ = 1115864064. Its totient is φ = 134993856.

The previous prime is 441399019. The next prime is 441399059. The reversal of 441399036 is 630993144.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 441398985 and 441399003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17581 + ... + 34523.

It is an arithmetic number, because the mean of its divisors is an integer number (23247168).

Almost surely, 2^441399036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 441399036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (557932032).

441399036 is an abundant number, since it is smaller than the sum of its proper divisors (674465028).

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

441399036 is a wasteful number, since it uses less digits than its factorization.

441399036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17130 (or 17128 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 441399036 is about 21009.4987089174. The cubic root of 441399036 is about 761.3957706833.

The spelling of 441399036 in words is "four hundred forty-one million, three hundred ninety-nine thousand, thirty-six".