2343872540 has 48 divisors (see below), whose sum is σ = 5031240480. Its totient is φ = 916942080.

The previous prime is 2343872537. The next prime is 2343872551. The reversal of 2343872540 is 452783432.

It is a junction number, because it is equal to n+sod(n) for n = 2343872494 and 2343872503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 213014 + ... + 223746.

It is an arithmetic number, because the mean of its divisors is an integer number (104817510).

Almost surely, 2^2343872540 is an apocalyptic number.

2343872540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2343872540 is an abundant number, since it is smaller than the sum of its proper divisors (2687367940).

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

2343872540 is a wasteful number, since it uses less digits than its factorization.

2343872540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10982 (or 10980 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 38.

The square root of 2343872540 is about 48413.5573987287. The cubic root of 2343872540 is about 1328.3463609737.

The spelling of 2343872540 in words is "two billion, three hundred forty-three million, eight hundred seventy-two thousand, five hundred forty".