49469669 has 2 divisors, whose sum is σ = 49469670. Its totient is φ = 49469668.

The previous prime is 49469663. The next prime is 49469687. The reversal of 49469669 is 96696494.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43890625 + 5579044 = 6625^2 + 2362^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49469669 is a prime.

It is a super-2 number, since 2×49469669² = 4894496301939122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 49469669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49469663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24734834 + 24734835.

It is an arithmetic number, because the mean of its divisors is an integer number (24734835).

Almost surely, 2^49469669 is an apocalyptic number.

It is an amenable number.

49469669 is a deficient number, since it is larger than the sum of its proper divisors (1).

49469669 is an equidigital number, since it uses as much as digits as its factorization.

49469669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2519424, while the sum is 53.

The square root of 49469669 is about 7033.4677791257. The cubic root of 49469669 is about 367.0960134073.

It can be divided in two parts, 4946 and 9669, that multiplied together give a palindrome (47822874).

The spelling of 49469669 in words is "forty-nine million, four hundred sixty-nine thousand, six hundred sixty-nine".