49959523 has 2 divisors, whose sum is σ = 49959524. Its totient is φ = 49959522.

The previous prime is 49959491. The next prime is 49959557. The reversal of 49959523 is 32595994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49959523 - 2⁵ = 49959491 is a prime.

It is equal to p_2998828 and since 49959523 and 2998828 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (49959323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24979761 + 24979762.

It is an arithmetic number, because the mean of its divisors is an integer number (24979762).

Almost surely, 2^49959523 is an apocalyptic number.

49959523 is a deficient number, since it is larger than the sum of its proper divisors (1).

49959523 is an equidigital number, since it uses as much as digits as its factorization.

49959523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 437400, while the sum is 46.

The square root of 49959523 is about 7068.2050762552. The cubic root of 49959523 is about 368.3037106639.

The spelling of 49959523 in words is "forty-nine million, nine hundred fifty-nine thousand, five hundred twenty-three".