36843943 has 2 divisors, whose sum is σ = 36843944. Its totient is φ = 36843942.

The previous prime is 36843931. The next prime is 36843967. The reversal of 36843943 is 34934863.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36843943 - 2⁹ = 36843431 is a prime.

It is a super-2 number, since 2×36843943² = 2714952271574498, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36843896 and 36843905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36843923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18421971 + 18421972.

It is an arithmetic number, because the mean of its divisors is an integer number (18421972).

Almost surely, 2^36843943 is an apocalyptic number.

36843943 is a deficient number, since it is larger than the sum of its proper divisors (1).

36843943 is an equidigital number, since it uses as much as digits as its factorization.

36843943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 40.

The square root of 36843943 is about 6069.9211691751. The cubic root of 36843943 is about 332.7530415929.

The spelling of 36843943 in words is "thirty-six million, eight hundred forty-three thousand, nine hundred forty-three".