999650468 has 12 divisors (see below), whose sum is σ = 1752954672. Its totient is φ = 498806280.

The previous prime is 999650467. The next prime is 999650513. The reversal of 999650468 is 864056999.

It is not an unprimeable number, because it can be changed into a prime (999650461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252530 + ... + 256457.

It is an arithmetic number, because the mean of its divisors is an integer number (146079556).

Almost surely, 2^999650468 is an apocalyptic number.

It is an amenable number.

999650468 is a deficient number, since it is larger than the sum of its proper divisors (753304204).

999650468 is a wasteful number, since it uses less digits than its factorization.

999650468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509482 (or 509480 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 56.

The square root of 999650468 is about 31617.2495324941. The cubic root of 999650468 is about 999.8834757560.

The spelling of 999650468 in words is "nine hundred ninety-nine million, six hundred fifty thousand, four hundred sixty-eight".