49678351 has 2 divisors, whose sum is σ = 49678352. Its totient is φ = 49678350.

The previous prime is 49678327. The next prime is 49678417. The reversal of 49678351 is 15387694.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49678351 - 2¹¹ = 49676303 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49678298 and 49678307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49678451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24839175 + 24839176.

It is an arithmetic number, because the mean of its divisors is an integer number (24839176).

Almost surely, 2^49678351 is an apocalyptic number.

49678351 is a deficient number, since it is larger than the sum of its proper divisors (1).

49678351 is an equidigital number, since it uses as much as digits as its factorization.

49678351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 49678351 is about 7048.2870968768. The cubic root of 49678351 is about 367.6114731175.

The spelling of 49678351 in words is "forty-nine million, six hundred seventy-eight thousand, three hundred fifty-one".