9441621 has 12 divisors (see below), whose sum is σ = 15586272. Its totient is φ = 5395176.

The previous prime is 9441599. The next prime is 9441637. The reversal of 9441621 is 1261449.

It is not a de Polignac number, because 9441621 - 2⁵ = 9441589 is a prime.

9441621 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9441221) 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, 74871 + ... + 74996.

It is an arithmetic number, because the mean of its divisors is an integer number (1298856).

Almost surely, 2^9441621 is an apocalyptic number.

It is an amenable number.

9441621 is a deficient number, since it is larger than the sum of its proper divisors (6144651).

9441621 is a wasteful number, since it uses less digits than its factorization.

9441621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149880 (or 149877 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 9441621 is about 3072.7220831048. The cubic root of 9441621 is about 211.3564574360.

The spelling of 9441621 in words is "nine million, four hundred forty-one thousand, six hundred twenty-one".