999932465 has 48 divisors (see below), whose sum is σ = 1427776128. Its totient is φ = 672126336.

The previous prime is 999932447. The next prime is 999932471. The reversal of 999932465 is 564239999.

999932465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 999932465 - 2¹⁰ = 999931441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 999932465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6134474 + ... + 6134636.

It is an arithmetic number, because the mean of its divisors is an integer number (29745336).

Almost surely, 2^999932465 is an apocalyptic number.

It is an amenable number.

999932465 is a deficient number, since it is larger than the sum of its proper divisors (427843663).

999932465 is an frugal number, since it uses more digits than its factorization.

999932465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276 (or 248 counting only the distinct ones).

The product of its digits is 4723920, while the sum is 56.

The square root of 999932465 is about 31621.7087615454. The cubic root of 999932465 is about 999.9774878265.

The spelling of 999932465 in words is "nine hundred ninety-nine million, nine hundred thirty-two thousand, four hundred sixty-five".