441373536 has 144 divisors (see below), whose sum is σ = 1344365568. Its totient is φ = 142300800.

The previous prime is 441373529. The next prime is 441373547. The reversal of 441373536 is 635373144.

441373536 is a `hidden beast` number, since 44 + 13 + 73 + 536 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×441373536² = 389621196562286592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 441373536.

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, 240141 + ... + 241971.

It is an arithmetic number, because the mean of its divisors is an integer number (9335872).

Almost surely, 2^441373536 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 441373536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (672182784).

441373536 is an abundant number, since it is smaller than the sum of its proper divisors (902992032).

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

441373536 is a wasteful number, since it uses less digits than its factorization.

441373536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887 (or 1867 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 441373536 is about 21008.8918317935. The cubic root of 441373536 is about 761.3811082392.

The spelling of 441373536 in words is "four hundred forty-one million, three hundred seventy-three thousand, five hundred thirty-six".