49118136 has 64 divisors (see below), whose sum is σ = 128148480. Its totient is φ = 15671040.

The previous prime is 49118107. The next prime is 49118177. The reversal of 49118136 is 63181194.

It is a super-2 number, since 2×49118136² = 4825182568228992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 49118097 and 49118106.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 79300 + ... + 79916.

It is an arithmetic number, because the mean of its divisors is an integer number (2002320).

Almost surely, 2^49118136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49118136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64074240).

49118136 is an abundant number, since it is smaller than the sum of its proper divisors (79030344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49118136 is a wasteful number, since it uses less digits than its factorization.

49118136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764 (or 760 counting only the distinct ones).

The product of its digits is 5184, while the sum is 33.

The square root of 49118136 is about 7008.4332057886. The cubic root of 49118136 is about 366.2244137173.

The spelling of 49118136 in words is "forty-nine million, one hundred eighteen thousand, one hundred thirty-six".