2571051 has 16 divisors (see below), whose sum is σ = 3944448. Its totient is φ = 1459200.

The previous prime is 2571031. The next prime is 2571059. The reversal of 2571051 is 1501752.

It is not a de Polignac number, because 2571051 - 2⁹ = 2570539 is a prime.

It is a super-2 number, since 2×2571051² = 13220606489202, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (2571059) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3691 + ... + 4331.

It is an arithmetic number, because the mean of its divisors is an integer number (246528).

2^2571051 is an apocalyptic number.

2571051 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2571051 is a deficient number, since it is larger than the sum of its proper divisors (1373397).

2571051 is a wasteful number, since it uses less digits than its factorization.

2571051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842.

The product of its (nonzero) digits is 350, while the sum is 21.

The square root of 2571051 is about 1603.4497185755. The cubic root of 2571051 is about 136.9946363361.

The spelling of 2571051 in words is "two million, five hundred seventy-one thousand, fifty-one".