2342322840 has 192 divisors, whose sum is σ = 8318671200. Its totient is φ = 524113920.

The previous prime is 2342322821. The next prime is 2342322841. The reversal of 2342322840 is 482232432.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2342322798 and 2342322807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2342322841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 182556 + ... + 194964.

Almost surely, 2^2342322840 is an apocalyptic number.

2342322840 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 2342322840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4159335600).

2342322840 is an abundant number, since it is smaller than the sum of its proper divisors (5976348360).

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

2342322840 is a wasteful number, since it uses less digits than its factorization.

2342322840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12458 (or 12443 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 2342322840 is about 48397.5499379876. The cubic root of 2342322840 is about 1328.0535418365.

The spelling of 2342322840 in words is "two billion, three hundred forty-two million, three hundred twenty-two thousand, eight hundred forty".