2321902080 has 240 divisors, whose sum is σ = 8100686880. Its totient is φ = 614621184.

The previous prime is 2321902073. The next prime is 2321902097. The reversal of 2321902080 is 802091232.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (240).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4123879 + ... + 4124441.

It is an arithmetic number, because the mean of its divisors is an integer number (33752862).

Almost surely, 2^2321902080 is an apocalyptic number.

2321902080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2321902080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4050343440).

2321902080 is an abundant number, since it is smaller than the sum of its proper divisors (5778784800).

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

2321902080 is a wasteful number, since it uses less digits than its factorization.

2321902080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771 (or 752 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 2321902080 is about 48186.1191630951. The cubic root of 2321902080 is about 1324.1828743725.

It can be divided in two parts, 232190 and 2080, that added together give a triangular number (234270 = T₆₈₄).

The spelling of 2321902080 in words is "two billion, three hundred twenty-one million, nine hundred two thousand, eighty".