9958445 has 8 divisors (see below), whose sum is σ = 13657344. Its totient is φ = 6828624.

The previous prime is 9958363. The next prime is 9958453. The reversal of 9958445 is 5448599.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9958445 - 2¹⁸ = 9696301 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9958396 and 9958405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142229 + ... + 142298.

It is an arithmetic number, because the mean of its divisors is an integer number (1707168).

Almost surely, 2^9958445 is an apocalyptic number.

It is an amenable number.

9958445 is a deficient number, since it is larger than the sum of its proper divisors (3698899).

9958445 is a wasteful number, since it uses less digits than its factorization.

9958445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284539.

The product of its digits is 259200, while the sum is 44.

The square root of 9958445 is about 3155.7003976930. The cubic root of 9958445 is about 215.1446295659.

The spelling of 9958445 in words is "nine million, nine hundred fifty-eight thousand, four hundred forty-five".