999994463 has 6 divisors (see below), whose sum is σ = 1082834424. Its totient is φ = 923071656.

The previous prime is 999994439. The next prime is 999994487. The reversal of 999994463 is 364499999.

It is an interprime number because it is at equal distance from previous prime (999994439) and next prime (999994487).

It is not a de Polignac number, because 999994463 - 2¹⁰ = 999993439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 999994396 and 999994405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999994423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2958395 + ... + 2958732.

It is an arithmetic number, because the mean of its divisors is an integer number (180472404).

Almost surely, 2^999994463 is an apocalyptic number.

999994463 is a deficient number, since it is larger than the sum of its proper divisors (82839961).

999994463 is a wasteful number, since it uses less digits than its factorization.

999994463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5917153 (or 5917140 counting only the distinct ones).

The product of its digits is 17006112, while the sum is 62.

The square root of 999994463 is about 31622.6890539056. The cubic root of 999994463 is about 999.9981543299.

The spelling of 999994463 in words is "nine hundred ninety-nine million, nine hundred ninety-four thousand, four hundred sixty-three".