49659469 has 2 divisors, whose sum is σ = 49659470. Its totient is φ = 49659468.

The previous prime is 49659457. The next prime is 49659503. The reversal of 49659469 is 96495694.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49533444 + 126025 = 7038^2 + 355^2 .

It is a cyclic number.

It is not a de Polignac number, because 49659469 - 2⁵ = 49659437 is a prime.

It is a super-2 number, since 2×49659469² = 4932125722723922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49653469) 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, 24829734 + 24829735.

It is an arithmetic number, because the mean of its divisors is an integer number (24829735).

Almost surely, 2^49659469 is an apocalyptic number.

It is an amenable number.

49659469 is a deficient number, since it is larger than the sum of its proper divisors (1).

49659469 is an equidigital number, since it uses as much as digits as its factorization.

49659469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520, while the sum is 52.

The square root of 49659469 is about 7046.9474951925. The cubic root of 49659469 is about 367.5648926701.

The spelling of 49659469 in words is "forty-nine million, six hundred fifty-nine thousand, four hundred sixty-nine".