2571730428 has 24 divisors (see below), whose sum is σ = 6002398080. Its totient is φ = 857001520.

The previous prime is 2571730423. The next prime is 2571730433. The reversal of 2571730428 is 8240371752.

It is an interprime number because it is at equal distance from previous prime (2571730423) and next prime (2571730433).

It is a super-2 number, since 2×2571730428² = 13227594788602126368, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2571730423) 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 7 ways as a sum of consecutive naturals, for example, 16993 + ... + 73703.

It is an arithmetic number, because the mean of its divisors is an integer number (250099920).

Almost surely, 2^2571730428 is an apocalyptic number.

It is an amenable number.

2571730428 is an abundant number, since it is smaller than the sum of its proper divisors (3430667652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2571730428 is a wasteful number, since it uses less digits than its factorization.

2571730428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60497 (or 60495 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 2571730428 is about 50712.2315423015. The cubic root of 2571730428 is about 1370.0670271076.

The spelling of 2571730428 in words is "two billion, five hundred seventy-one million, seven hundred thirty thousand, four hundred twenty-eight".