2571426437 has 2 divisors, whose sum is σ = 2571426438. Its totient is φ = 2571426436.

The previous prime is 2571426413. The next prime is 2571426467. The reversal of 2571426437 is 7346241752.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1508079556 + 1063346881 = 38834^2 + 32609^2 .

It is a cyclic number.

It is not a de Polignac number, because 2571426437 - 2⁶ = 2571426373 is a prime.

It is a super-2 number, since 2×2571426437² = 13224467841805029938, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2571426394 and 2571426403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2571426467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1285713218 + 1285713219.

It is an arithmetic number, because the mean of its divisors is an integer number (1285713219).

Almost surely, 2^2571426437 is an apocalyptic number.

It is an amenable number.

2571426437 is a deficient number, since it is larger than the sum of its proper divisors (1).

2571426437 is an equidigital number, since it uses as much as digits as its factorization.

2571426437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 282240, while the sum is 41.

The square root of 2571426437 is about 50709.2342379571. The cubic root of 2571426437 is about 1370.0130421264.

The spelling of 2571426437 in words is "two billion, five hundred seventy-one million, four hundred twenty-six thousand, four hundred thirty-seven".