2443402345 has 8 divisors (see below), whose sum is σ = 2972248776. Its totient is φ = 1927944576.

The previous prime is 2443402331. The next prime is 2443402369. The reversal of 2443402345 is 5432043442.

It can be written as a sum of positive squares in 4 ways, for example, as 2647129 + 2440755216 = 1627^2 + 49404^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2443402345 - 2¹³ = 2443394153 is a prime.

It is a Duffinian number.

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, 3346762 + ... + 3347491.

It is an arithmetic number, because the mean of its divisors is an integer number (371531097).

Almost surely, 2^2443402345 is an apocalyptic number.

It is an amenable number.

2443402345 is a deficient number, since it is larger than the sum of its proper divisors (528846431).

2443402345 is an equidigital number, since it uses as much as digits as its factorization.

2443402345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6694331.

The product of its (nonzero) digits is 46080, while the sum is 31.

The square root of 2443402345 is about 49430.7833743306. The cubic root of 2443402345 is about 1346.8885535751. Note that the first 3 decimals are identical.

Adding to 2443402345 its reverse (5432043442), we get a palindrome (7875445787).

The spelling of 2443402345 in words is "two billion, four hundred forty-three million, four hundred two thousand, three hundred forty-five".