2340654440 has 32 divisors (see below), whose sum is σ = 5268257280. Its totient is φ = 935944512.

The previous prime is 2340654383. The next prime is 2340654451. The reversal of 2340654440 is 444560432.

It is a junction number, because it is equal to n+sod(n) for n = 2340654397 and 2340654406.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136169 + ... + 152391.

It is an arithmetic number, because the mean of its divisors is an integer number (164633040).

Almost surely, 2^2340654440 is an apocalyptic number.

2340654440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2340654440 is an abundant number, since it is smaller than the sum of its proper divisors (2927602840).

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

2340654440 is a wasteful number, since it uses less digits than its factorization.

2340654440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19841 (or 19837 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

The square root of 2340654440 is about 48380.3104578712. The cubic root of 2340654440 is about 1327.7381496718.

The spelling of 2340654440 in words is "two billion, three hundred forty million, six hundred fifty-four thousand, four hundred forty".