49406843 has 2 divisors, whose sum is σ = 49406844. Its totient is φ = 49406842.

The previous prime is 49406831. The next prime is 49406849. The reversal of 49406843 is 34860494.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49406843 - 2⁸ = 49406587 is a prime.

It is a super-2 number, since 2×49406843² = 4882072270453298, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 49406797 and 49406806.

It is not a weakly prime, because it can be changed into another prime (49406849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24703421 + 24703422.

It is an arithmetic number, because the mean of its divisors is an integer number (24703422).

Almost surely, 2^49406843 is an apocalyptic number.

49406843 is a deficient number, since it is larger than the sum of its proper divisors (1).

49406843 is an equidigital number, since it uses as much as digits as its factorization.

49406843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 49406843 is about 7029.0001422677. Note that the first 3 decimals coincide. The cubic root of 49406843 is about 366.9405447816.

The spelling of 49406843 in words is "forty-nine million, four hundred six thousand, eight hundred forty-three".