49925663 has 4 divisors (see below), whose sum is σ = 52096368. Its totient is φ = 47754960.

The previous prime is 49925647. The next prime is 49925669. The reversal of 49925663 is 36652994.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49925663 - 2⁴ = 49925647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49925669) 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 3 ways as a sum of consecutive naturals, for example, 1085318 + ... + 1085363.

It is an arithmetic number, because the mean of its divisors is an integer number (13024092).

Almost surely, 2^49925663 is an apocalyptic number.

49925663 is a deficient number, since it is larger than the sum of its proper divisors (2170705).

49925663 is a wasteful number, since it uses less digits than its factorization.

49925663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2170704.

The product of its digits is 349920, while the sum is 44.

The square root of 49925663 is about 7065.8094370001. The cubic root of 49925663 is about 368.2204860766.

It can be divided in two parts, 499 and 25663, that added together give a palindrome (26162).

The spelling of 49925663 in words is "forty-nine million, nine hundred twenty-five thousand, six hundred sixty-three".