2349874561 has 8 divisors (see below), whose sum is σ = 2355437448. Its totient is φ = 2344320000.

The previous prime is 2349874547. The next prime is 2349874573. The reversal of 2349874561 is 1654789432.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1890625 + 2347983936 = 1375^2 + 48456^2 .

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 2349874561 - 2¹¹ = 2349872513 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2349874061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1303861 + ... + 1305661.

It is an arithmetic number, because the mean of its divisors is an integer number (294429681).

Almost surely, 2^2349874561 is an apocalyptic number.

It is an amenable number.

2349874561 is a deficient number, since it is larger than the sum of its proper divisors (5562887).

2349874561 is a wasteful number, since it uses less digits than its factorization.

2349874561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4163.

The product of its digits is 1451520, while the sum is 49.

The square root of 2349874561 is about 48475.5047524005. The cubic root of 2349874561 is about 1329.4792392798.

The spelling of 2349874561 in words is "two billion, three hundred forty-nine million, eight hundred seventy-four thousand, five hundred sixty-one".