2860631 has 2 divisors, whose sum is σ = 2860632. Its totient is φ = 2860630.

The previous prime is 2860609. The next prime is 2860633. The reversal of 2860631 is 1360682.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2860631 - 2⁶ = 2860567 is a prime.

It is a super-2 number, since 2×2860631² = 16366419436322, which contains 22 as substring.

Together with 2860633, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2860631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2860633) 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 as a sum of consecutive naturals, namely, 1430315 + 1430316.

It is an arithmetic number, because the mean of its divisors is an integer number (1430316).

2^2860631 is an apocalyptic number.

2860631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2860631 is an equidigital number, since it uses as much as digits as its factorization.

2860631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2860631 is about 1691.3400013007. The cubic root of 2860631 is about 141.9560632434.

The spelling of 2860631 in words is "two million, eight hundred sixty thousand, six hundred thirty-one".