999126 has 24 divisors (see below), whose sum is σ = 2212704. Its totient is φ = 325680.

The previous prime is 999101. The next prime is 999133. The reversal of 999126 is 621999.

It is a nude number because it is divisible by every one of its digits.

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 999126.

It is an unprimeable number.

999126 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 11 ways as a sum of consecutive naturals, for example, 256 + ... + 1436.

It is an arithmetic number, because the mean of its divisors is an integer number (92196).

2⁹⁹⁹¹²⁶ is an apocalyptic number.

999126 is an abundant number, since it is smaller than the sum of its proper divisors (1213578).

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

999126 is a wasteful number, since it uses less digits than its factorization.

999126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236 (or 1233 counting only the distinct ones).

The product of its digits is 8748, while the sum is 36.

The square root of 999126 is about 999.5629044738. The cubic root of 999126 is about 99.9708581750.

The spelling of 999126 in words is "nine hundred ninety-nine thousand, one hundred twenty-six".