2571427630 has 16 divisors (see below), whose sum is σ = 4629571200. Its totient is φ = 1028348512.

The previous prime is 2571427601. The next prime is 2571427631. The reversal of 2571427630 is 367241752.

It is a happy number.

It is a super-2 number, since 2×2571427630² = 13224480112654833800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2571427630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2571427631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25596 + ... + 76144.

It is an arithmetic number, because the mean of its divisors is an integer number (289348200).

Almost surely, 2^2571427630 is an apocalyptic number.

2571427630 is a deficient number, since it is larger than the sum of its proper divisors (2058143570).

2571427630 is a wasteful number, since it uses less digits than its factorization.

2571427630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55643.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 2571427630 is about 50709.2460010992. The cubic root of 2571427630 is about 1370.0132539965.

The spelling of 2571427630 in words is "two billion, five hundred seventy-one million, four hundred twenty-seven thousand, six hundred thirty".