999967230 has 48 divisors (see below), whose sum is σ = 2609365824. Its totient is φ = 265688640.

The previous prime is 999967229. The next prime is 999967249. The reversal of 999967230 is 32769999.

It is a super-2 number, since 2×999967230² = 1999868922147745800, which contains 22 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 (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4875 + ... + 44985.

It is an arithmetic number, because the mean of its divisors is an integer number (54361788).

Almost surely, 2^999967230 is an apocalyptic number.

999967230 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

999967230 is an abundant number, since it is smaller than the sum of its proper divisors (1609398594).

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

999967230 is a wasteful number, since it uses less digits than its factorization.

999967230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40401 (or 40398 counting only the distinct ones).

The product of its (nonzero) digits is 1653372, while the sum is 54.

The square root of 999967230 is about 31622.2584582442. The cubic root of 999967230 is about 999.9890765473.

The spelling of 999967230 in words is "nine hundred ninety-nine million, nine hundred sixty-seven thousand, two hundred thirty".