2239999992 has 48 divisors (see below), whose sum is σ = 6330439440. Its totient is φ = 714202368.

The previous prime is 2239999961. The next prime is 2239999997. The reversal of 2239999992 is 2999999322.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239999997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 674673 + ... + 677984.

It is an arithmetic number, because the mean of its divisors is an integer number (131884155).

Almost surely, 2^2239999992 is an apocalyptic number.

It is an amenable number.

2239999992 is an abundant number, since it is smaller than the sum of its proper divisors (4090439448).

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

2239999992 is a wasteful number, since it uses less digits than its factorization.

2239999992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352692 (or 1352685 counting only the distinct ones).

The product of its digits is 12754584, while the sum is 63.

The square root of 2239999992 is about 47328.6381802815. The cubic root of 2239999992 is about 1308.4265225178.

The spelling of 2239999992 in words is "two billion, two hundred thirty-nine million, nine hundred ninety-nine thousand, nine hundred ninety-two".