958404 has 12 divisors (see below), whose sum is σ = 2236304. Its totient is φ = 319464.

The previous prime is 958393. The next prime is 958423. The reversal of 958404 is 404859.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×958404³ = 2640992133350169792, which contains 333 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 958404.

It is an unprimeable number.

958404 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39922 + ... + 39945.

2⁹⁵⁸⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

958404 is an abundant number, since it is smaller than the sum of its proper divisors (1277900).

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

958404 is a wasteful number, since it uses less digits than its factorization.

958404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79874 (or 79872 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 958404 is about 978.9811029841. The cubic root of 958404 is about 98.5937849492.

The spelling of 958404 in words is "nine hundred fifty-eight thousand, four hundred four".