999948260 has 24 divisors (see below), whose sum is σ = 2101557696. Its totient is φ = 399661920.

The previous prime is 999948259. The next prime is 999948263. The reversal of 999948260 is 62849999.

It is a junction number, because it is equal to n+sod(n) for n = 999948196 and 999948205.

It is not an unprimeable number, because it can be changed into a prime (999948263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6875 + ... + 45245.

It is an arithmetic number, because the mean of its divisors is an integer number (87564904).

Almost surely, 2^999948260 is an apocalyptic number.

It is an amenable number.

999948260 is an abundant number, since it is smaller than the sum of its proper divisors (1101609436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

999948260 is a wasteful number, since it uses less digits than its factorization.

999948260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39683 (or 39681 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 56.

The square root of 999948260 is about 31621.9585098710. The cubic root of 999948260 is about 999.9827530359.

The spelling of 999948260 in words is "nine hundred ninety-nine million, nine hundred forty-eight thousand, two hundred sixty".