2570840537 has 4 divisors (see below), whose sum is σ = 2594426340. Its totient is φ = 2547254736.

The previous prime is 2570840533. The next prime is 2570840539. The reversal of 2570840537 is 7350480752.

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 2241454336 + 329386201 = 47344^2 + 18149^2 .

It is a cyclic number.

It is not a de Polignac number, because 2570840537 - 2² = 2570840533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2570840494 and 2570840503.

It is not an unprimeable number, because it can be changed into a prime (2570840533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11792738 + ... + 11792955.

It is an arithmetic number, because the mean of its divisors is an integer number (648606585).

Almost surely, 2^2570840537 is an apocalyptic number.

It is an amenable number.

2570840537 is a deficient number, since it is larger than the sum of its proper divisors (23585803).

2570840537 is a wasteful number, since it uses less digits than its factorization.

2570840537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23585802.

The product of its (nonzero) digits is 235200, while the sum is 41.

The square root of 2570840537 is about 50703.4568545380. The cubic root of 2570840537 is about 1369.9089816456.

The spelling of 2570840537 in words is "two billion, five hundred seventy million, eight hundred forty thousand, five hundred thirty-seven".