49724951 has 2 divisors, whose sum is σ = 49724952. Its totient is φ = 49724950.

The previous prime is 49724903. The next prime is 49724953. The reversal of 49724951 is 15942794.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49724951 - 2¹⁴ = 49708567 is a prime.

Together with 49724953, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 49724899 and 49724908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49724953) 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, 24862475 + 24862476.

It is an arithmetic number, because the mean of its divisors is an integer number (24862476).

Almost surely, 2^49724951 is an apocalyptic number.

49724951 is a deficient number, since it is larger than the sum of its proper divisors (1).

49724951 is an equidigital number, since it uses as much as digits as its factorization.

49724951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 41.

The square root of 49724951 is about 7051.5920897341. The cubic root of 49724951 is about 367.7263812595.

The spelling of 49724951 in words is "forty-nine million, seven hundred twenty-four thousand, nine hundred fifty-one".