49408943 has 2 divisors, whose sum is σ = 49408944. Its totient is φ = 49408942.

The previous prime is 49408939. The next prime is 49408951. The reversal of 49408943 is 34980494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49408943 - 2² = 49408939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49408943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49408993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24704471 + 24704472.

It is an arithmetic number, because the mean of its divisors is an integer number (24704472).

Almost surely, 2^49408943 is an apocalyptic number.

49408943 is a deficient number, since it is larger than the sum of its proper divisors (1).

49408943 is an equidigital number, since it uses as much as digits as its factorization.

49408943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 49408943 is about 7029.1495218127. The cubic root of 49408943 is about 366.9457435501.

The spelling of 49408943 in words is "forty-nine million, four hundred eight thousand, nine hundred forty-three".