441601900 has 36 divisors (see below), whose sum is σ = 962863720. Its totient is φ = 175795200.

The previous prime is 441601889. The next prime is 441601903. The reversal of 441601900 is 9106144.

It is a super-2 number, since 2×441601900² = 390024476167220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (441601903) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10636 + ... + 31564.

Almost surely, 2^441601900 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 441601900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (481431860).

441601900 is an abundant number, since it is smaller than the sum of its proper divisors (521261820).

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

441601900 is a wasteful number, since it uses less digits than its factorization.

441601900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21154 (or 21147 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 441601900 is about 21014.3260658057. The cubic root of 441601900 is about 761.5123969271.

The spelling of 441601900 in words is "four hundred forty-one million, six hundred one thousand, nine hundred".