2571234 has 8 divisors (see below), whose sum is σ = 5142480. Its totient is φ = 857076.

The previous prime is 2571209. The next prime is 2571269. The reversal of 2571234 is 4321752.

It is a sphenic number, since it is the product of 3 distinct primes.

2571234 is an admirable number.

It is a super-2 number, since 2×2571234² = 13222488565512, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214264 + ... + 214275.

It is an arithmetic number, because the mean of its divisors is an integer number (642810).

2^2571234 is an apocalyptic number.

2571234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2571234 is a wasteful number, since it uses less digits than its factorization.

2571234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428544.

The product of its digits is 1680, while the sum is 24.

The square root of 2571234 is about 1603.5067820249. The cubic root of 2571234 is about 136.9978865534.

Adding to 2571234 its reverse (4321752), we get a palindrome (6892986).

The spelling of 2571234 in words is "two million, five hundred seventy-one thousand, two hundred thirty-four".