999994464 has 96 divisors (see below), whose sum is σ = 3333335040. Its totient is φ = 285710976.

The previous prime is 999994439. The next prime is 999994487. The reversal of 999994464 is 464499999.

999994464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (63).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76624 + ... + 88719.

It is an arithmetic number, because the mean of its divisors is an integer number (34722240).

Almost surely, 2^999994464 is an apocalyptic number.

It is an amenable number.

999994464 is an abundant number, since it is smaller than the sum of its proper divisors (2333340576).

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

999994464 is a wasteful number, since it uses less digits than its factorization.

999994464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165369 (or 165355 counting only the distinct ones).

The product of its digits is 22674816, while the sum is 63.

The square root of 999994464 is about 31622.6890697170. The cubic root of 999994464 is about 999.9981546633.

The spelling of 999994464 in words is "nine hundred ninety-nine million, nine hundred ninety-four thousand, four hundred sixty-four".