999994652 has 12 divisors (see below), whose sum is σ = 1806442176. Its totient is φ = 483868320.

The previous prime is 999994651. The next prime is 999994691. The reversal of 999994652 is 256499999.

It is a super-2 number, since 2×999994652² = 1999978608057202208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999994651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4032113 + ... + 4032360.

It is an arithmetic number, because the mean of its divisors is an integer number (150536848).

Almost surely, 2^999994652 is an apocalyptic number.

It is an amenable number.

999994652 is a deficient number, since it is larger than the sum of its proper divisors (806447524).

999994652 is a wasteful number, since it uses less digits than its factorization.

999994652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8064508 (or 8064506 counting only the distinct ones).

The product of its digits is 14171760, while the sum is 62.

The square root of 999994652 is about 31622.6920422661. The cubic root of 999994652 is about 999.9982173302.

The spelling of 999994652 in words is "nine hundred ninety-nine million, nine hundred ninety-four thousand, six hundred fifty-two".