999529424 has 10 divisors (see below), whose sum is σ = 1936588290. Its totient is φ = 499764704.

The previous prime is 999529417. The next prime is 999529441. The reversal of 999529424 is 424925999.

It can be written as a sum of positive squares in only one way, i.e., 809971600 + 189557824 = 28460^2 + 13768^2 .

It is a super-3 number, since 3×999529424³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 31235279 + ... + 31235310.

It is an arithmetic number, because the mean of its divisors is an integer number (193658829).

Almost surely, 2^999529424 is an apocalyptic number.

It is an amenable number.

999529424 is a deficient number, since it is larger than the sum of its proper divisors (937058866).

999529424 is a wasteful number, since it uses less digits than its factorization.

999529424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62470597 (or 62470591 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 53.

The square root of 999529424 is about 31615.3352662913. The cubic root of 999529424 is about 999.8431167223.

The spelling of 999529424 in words is "nine hundred ninety-nine million, five hundred twenty-nine thousand, four hundred twenty-four".