441690 has 16 divisors (see below), whose sum is σ = 1060128. Its totient is φ = 117776.

The previous prime is 441667. The next prime is 441697. The reversal of 441690 is 96144.

It is a super-2 number, since 2×441690² = 390180112200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 441690.

It is not an unprimeable number, because it can be changed into a prime (441697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7332 + ... + 7391.

It is an arithmetic number, because the mean of its divisors is an integer number (66258).

2⁴⁴¹⁶⁹⁰ is an apocalyptic number.

441690 is an abundant number, since it is smaller than the sum of its proper divisors (618438).

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

441690 is a wasteful number, since it uses less digits than its factorization.

441690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14733.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 441690 is about 664.5976226259. The cubic root of 441690 is about 76.1563034376.

The spelling of 441690 in words is "four hundred forty-one thousand, six hundred ninety".