48669729 has 8 divisors (see below), whose sum is σ = 64988352. Its totient is φ = 32398800.

The previous prime is 48669727. The next prime is 48669737. The reversal of 48669729 is 92796684.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 48669729 - 2¹ = 48669727 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48669727) 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 in 7 ways as a sum of consecutive naturals, for example, 9469 + ... + 13674.

It is an arithmetic number, because the mean of its divisors is an integer number (8123544).

Almost surely, 2^48669729 is an apocalyptic number.

It is an amenable number.

48669729 is a deficient number, since it is larger than the sum of its proper divisors (16318623).

48669729 is a wasteful number, since it uses less digits than its factorization.

48669729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23847.

The product of its digits is 1306368, while the sum is 51.

The square root of 48669729 is about 6976.3693279528. The cubic root of 48669729 is about 365.1065654938.

The spelling of 48669729 in words is "forty-eight million, six hundred sixty-nine thousand, seven hundred twenty-nine".