999932454 has 24 divisors (see below), whose sum is σ = 2188859400. Its totient is φ = 329874048.

The previous prime is 999932447. The next prime is 999932471. The reversal of 999932454 is 454239999.

999932454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 999932454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 284604 + ... + 288095.

It is an arithmetic number, because the mean of its divisors is an integer number (91202475).

Almost surely, 2^999932454 is an apocalyptic number.

999932454 is an abundant number, since it is smaller than the sum of its proper divisors (1188926946).

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

999932454 is a wasteful number, since it uses less digits than its factorization.

999932454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572804 (or 572801 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 54.

The square root of 999932454 is about 31621.7085876143. The cubic root of 999932454 is about 999.9774841597.

The spelling of 999932454 in words is "nine hundred ninety-nine million, nine hundred thirty-two thousand, four hundred fifty-four".