2026931 has 2 divisors, whose sum is σ = 2026932. Its totient is φ = 2026930.

The previous prime is 2026919. The next prime is 2026957. The reversal of 2026931 is 1396202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2026931 is a prime.

It is a super-2 number, since 2×2026931² = 8216898557522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2026897 and 2026906.

It is not a weakly prime, because it can be changed into another prime (2026631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1013465 + 1013466.

It is an arithmetic number, because the mean of its divisors is an integer number (1013466).

2^2026931 is an apocalyptic number.

2026931 is a deficient number, since it is larger than the sum of its proper divisors (1).

2026931 is an equidigital number, since it uses as much as digits as its factorization.

2026931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 2026931 is about 1423.7032696458. The cubic root of 2026931 is about 126.5551010561. Note that the first 3 decimals are identical.

The spelling of 2026931 in words is "two million, twenty-six thousand, nine hundred thirty-one".