49810529 has 2 divisors, whose sum is σ = 49810530. Its totient is φ = 49810528.

The previous prime is 49810517. The next prime is 49810549. The reversal of 49810529 is 92501894.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43256929 + 6553600 = 6577^2 + 2560^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49810529 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 49810492 and 49810501.

It is not a weakly prime, because it can be changed into another prime (49810549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24905264 + 24905265.

It is an arithmetic number, because the mean of its divisors is an integer number (24905265).

Almost surely, 2^49810529 is an apocalyptic number.

It is an amenable number.

49810529 is a deficient number, since it is larger than the sum of its proper divisors (1).

49810529 is an equidigital number, since it uses as much as digits as its factorization.

49810529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 49810529 is about 7057.6574725613. The cubic root of 49810529 is about 367.9372160732.

The spelling of 49810529 in words is "forty-nine million, eight hundred ten thousand, five hundred twenty-nine".