2343604440 has 32 divisors (see below), whose sum is σ = 7030813680. Its totient is φ = 624961152.

The previous prime is 2343604427. The next prime is 2343604453. The reversal of 2343604440 is 444063432.

It is an interprime number because it is at equal distance from previous prime (2343604427) and next prime (2343604453).

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 = 2343604398 and 2343604407.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9764899 + ... + 9765138.

Almost surely, 2^2343604440 is an apocalyptic number.

2343604440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2343604440 is an abundant number, since it is smaller than the sum of its proper divisors (4687209240).

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

2343604440 is a wasteful number, since it uses less digits than its factorization.

2343604440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19530051 (or 19530047 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

The square root of 2343604440 is about 48410.7884670349. The cubic root of 2343604440 is about 1328.2957121390.

Adding to 2343604440 its reverse (444063432), we get a palindrome (2787667872).

The spelling of 2343604440 in words is "two billion, three hundred forty-three million, six hundred four thousand, four hundred forty".