2942319745 has 4 divisors (see below), whose sum is σ = 3530783700. Its totient is φ = 2353855792.

The previous prime is 2942319739. The next prime is 2942319767. The reversal of 2942319745 is 5479132492.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2082188161 + 860131584 = 45631^2 + 29328^2 .

It is a cyclic number.

It is not a de Polignac number, because 2942319745 - 2¹⁹ = 2941795457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2942319695 and 2942319704.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294231970 + ... + 294231979.

It is an arithmetic number, because the mean of its divisors is an integer number (882695925).

Almost surely, 2^2942319745 is an apocalyptic number.

It is an amenable number.

2942319745 is a deficient number, since it is larger than the sum of its proper divisors (588463955).

2942319745 is an equidigital number, since it uses as much as digits as its factorization.

2942319745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588463954.

The product of its digits is 544320, while the sum is 46.

The square root of 2942319745 is about 54243.1538998241. The cubic root of 2942319745 is about 1432.9464319286.

The spelling of 2942319745 in words is "two billion, nine hundred forty-two million, three hundred nineteen thousand, seven hundred forty-five".