49655657 has 8 divisors (see below), whose sum is σ = 52690176. Its totient is φ = 46633792.

The previous prime is 49655653. The next prime is 49655659. The reversal of 49655657 is 75655694.

It is a happy number.

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 49655657 - 2² = 49655653 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49655651) 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 in 7 ways as a sum of consecutive naturals, for example, 5648 + ... + 11454.

It is an arithmetic number, because the mean of its divisors is an integer number (6586272).

Almost surely, 2^49655657 is an apocalyptic number.

It is an amenable number.

49655657 is a deficient number, since it is larger than the sum of its proper divisors (3034519).

49655657 is a wasteful number, since it uses less digits than its factorization.

49655657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6327.

The product of its digits is 1134000, while the sum is 47.

The square root of 49655657 is about 7046.6770182832. The cubic root of 49655657 is about 367.5554873257. Note that the first 3 decimals are identical.

The spelling of 49655657 in words is "forty-nine million, six hundred fifty-five thousand, six hundred fifty-seven".