999992130 has 16 divisors (see below), whose sum is σ = 2399981184. Its totient is φ = 266664560.

The previous prime is 999992129. The next prime is 999992131. The reversal of 999992130 is 31299999.

It is an interprime number because it is at equal distance from previous prime (999992129) and next prime (999992131).

It is not an unprimeable number, because it can be changed into a prime (999992131) 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, 16666506 + ... + 16666565.

It is an arithmetic number, because the mean of its divisors is an integer number (149998824).

Almost surely, 2^999992130 is an apocalyptic number.

999992130 is an abundant number, since it is smaller than the sum of its proper divisors (1399989054).

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

999992130 is a wasteful number, since it uses less digits than its factorization.

999992130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33333081.

The product of its (nonzero) digits is 354294, while the sum is 51.

The square root of 999992130 is about 31622.6521658130. The cubic root of 999992130 is about 999.9973766598.

The spelling of 999992130 in words is "nine hundred ninety-nine million, nine hundred ninety-two thousand, one hundred thirty".