2343273240 has 128 divisors (see below), whose sum is σ = 8764485120. Its totient is φ = 486912000.

The previous prime is 2343273239. The next prime is 2343273253. The reversal of 2343273240 is 423723432.

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 = 2343273198 and 2343273207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117561 + ... + 136040.

It is an arithmetic number, because the mean of its divisors is an integer number (68472540).

Almost surely, 2^2343273240 is an apocalyptic number.

2343273240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2343273240 is an abundant number, since it is smaller than the sum of its proper divisors (6421211880).

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

2343273240 is a wasteful number, since it uses less digits than its factorization.

2343273240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253633 (or 253629 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 30.

The square root of 2343273240 is about 48407.3676210554. The cubic root of 2343273240 is about 1328.2331372639.

Adding to 2343273240 its reverse (423723432), we get a palindrome (2766996672).

The spelling of 2343273240 in words is "two billion, three hundred forty-three million, two hundred seventy-three thousand, two hundred forty".