49169225 has 12 divisors (see below), whose sum is σ = 69680064. Its totient is φ = 33715920.

The previous prime is 49169221. The next prime is 49169227. The reversal of 49169225 is 52296194.

49169225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 49169225 - 2² = 49169221 is a prime.

It is a super-2 number, since 2×49169225² = 4835225374201250, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49169221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 140309 + ... + 140658.

It is an arithmetic number, because the mean of its divisors is an integer number (5806672).

Almost surely, 2^49169225 is an apocalyptic number.

It is an amenable number.

49169225 is a deficient number, since it is larger than the sum of its proper divisors (20510839).

49169225 is a wasteful number, since it uses less digits than its factorization.

49169225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280984 (or 280979 counting only the distinct ones).

The product of its digits is 38880, while the sum is 38.

The square root of 49169225 is about 7012.0770817212. The cubic root of 49169225 is about 366.3513427732.

It can be divided in two parts, 49169 and 225, that added together give a palindrome (49394).

The spelling of 49169225 in words is "forty-nine million, one hundred sixty-nine thousand, two hundred twenty-five".