2651471 has 2 divisors, whose sum is σ = 2651472. Its totient is φ = 2651470.

The previous prime is 2651447. The next prime is 2651483. The reversal of 2651471 is 1741562.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2651471 is a prime.

It is a super-3 number, since 3×2651471³ = 55921897494656880333, which contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2651471.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2651491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1325735 + 1325736.

It is an arithmetic number, because the mean of its divisors is an integer number (1325736).

2^2651471 is an apocalyptic number.

2651471 is a deficient number, since it is larger than the sum of its proper divisors (1).

2651471 is an equidigital number, since it uses as much as digits as its factorization.

2651471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1680, while the sum is 26.

The square root of 2651471 is about 1628.3338109859. Note that the first 3 decimals coincide. The cubic root of 2651471 is about 138.4083507886.

Subtracting from 2651471 its reverse (1741562), we obtain a palindrome (909909).

The spelling of 2651471 in words is "two million, six hundred fifty-one thousand, four hundred seventy-one".