909941 has 4 divisors (see below), whose sum is σ = 934572. Its totient is φ = 885312.

The previous prime is 909917. The next prime is 909971. The reversal of 909941 is 149909.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 448900 + 461041 = 670^2 + 679^2 .

It is a cyclic number.

It is not a de Polignac number, because 909941 - 2⁶ = 909877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 909898 and 909907.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 909941.

It is not an unprimeable number, because it can be changed into a prime (909901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12260 + ... + 12333.

It is an arithmetic number, because the mean of its divisors is an integer number (233643).

2⁹⁰⁹⁹⁴¹ is an apocalyptic number.

It is an amenable number.

909941 is a deficient number, since it is larger than the sum of its proper divisors (24631).

909941 is a wasteful number, since it uses less digits than its factorization.

909941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24630.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 909941 is about 953.9082765130. The cubic root of 909941 is about 96.9031165006.

Subtracting from 909941 its sum of digits (32), we obtain a palindrome (909909).

The spelling of 909941 in words is "nine hundred nine thousand, nine hundred forty-one".