9941623 has 4 divisors (see below), whose sum is σ = 9993328. Its totient is φ = 9889920.

The previous prime is 9941621. The next prime is 9941629. The reversal of 9941623 is 3261499.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3261499 = 887 ⋅3677.

It is a cyclic number.

It is not a de Polignac number, because 9941623 - 2¹ = 9941621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9941621) 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, 25563 + ... + 25948.

It is an arithmetic number, because the mean of its divisors is an integer number (2498332).

Almost surely, 2^9941623 is an apocalyptic number.

9941623 is a deficient number, since it is larger than the sum of its proper divisors (51705).

9941623 is a wasteful number, since it uses less digits than its factorization.

9941623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51704.

The product of its digits is 11664, while the sum is 34.

The square root of 9941623 is about 3153.0339357514. The cubic root of 9941623 is about 215.0234191183.

The spelling of 9941623 in words is "nine million, nine hundred forty-one thousand, six hundred twenty-three".