49102663 has 4 divisors (see below), whose sum is σ = 50429800. Its totient is φ = 47775528.

The previous prime is 49102657. The next prime is 49102673. The reversal of 49102663 is 36620194.

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 49102663 - 2²⁵ = 15548231 is a prime.

It is a super-2 number, since 2×49102663² = 4822143027383138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49102643) 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, 663513 + ... + 663586.

It is an arithmetic number, because the mean of its divisors is an integer number (12607450).

Almost surely, 2^49102663 is an apocalyptic number.

49102663 is a deficient number, since it is larger than the sum of its proper divisors (1327137).

49102663 is a wasteful number, since it uses less digits than its factorization.

49102663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327136.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 49102663 is about 7007.3292344516. The cubic root of 49102663 is about 366.1859541588.

The spelling of 49102663 in words is "forty-nine million, one hundred two thousand, six hundred sixty-three".