2345740049 has 4 divisors (see below), whose sum is σ = 2368965300. Its totient is φ = 2322514800.

The previous prime is 2345740027. The next prime is 2345740069. The reversal of 2345740049 is 9400475432.

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 1554330625 + 791409424 = 39425^2 + 28132^2 .

It is a cyclic number.

It is not a de Polignac number, because 2345740049 - 2²⁰ = 2344691473 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2345739994 and 2345740021.

It is not an unprimeable number, because it can be changed into a prime (2345740069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11612474 + ... + 11612675.

It is an arithmetic number, because the mean of its divisors is an integer number (592241325).

Almost surely, 2^2345740049 is an apocalyptic number.

It is an amenable number.

2345740049 is a deficient number, since it is larger than the sum of its proper divisors (23225251).

2345740049 is a wasteful number, since it uses less digits than its factorization.

2345740049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23225250.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 2345740049 is about 48432.8406042842. The cubic root of 2345740049 is about 1328.6990593665.

The spelling of 2345740049 in words is "two billion, three hundred forty-five million, seven hundred forty thousand, forty-nine".