49753729 has 8 divisors (see below), whose sum is σ = 51625728. Its totient is φ = 47898480.

The previous prime is 49753721. The next prime is 49753733. The reversal of 49753729 is 92735794.

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

It is a cyclic number.

It is not a de Polignac number, because 49753729 - 2³ = 49753721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49753721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2034 + ... + 10180.

It is an arithmetic number, because the mean of its divisors is an integer number (6453216).

Almost surely, 2^49753729 is an apocalyptic number.

It is an amenable number.

49753729 is a deficient number, since it is larger than the sum of its proper divisors (1871999).

49753729 is a wasteful number, since it uses less digits than its factorization.

49753729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8375.

The product of its digits is 476280, while the sum is 46.

The square root of 49753729 is about 7053.6323266811. The cubic root of 49753729 is about 367.7973073489.

The spelling of 49753729 in words is "forty-nine million, seven hundred fifty-three thousand, seven hundred twenty-nine".