49250225 has 12 divisors (see below), whose sum is σ = 62561100. Its totient is φ = 38438400.

The previous prime is 49250221. The next prime is 49250231. The reversal of 49250225 is 52205294.

It can be written as a sum of positive squares in 6 ways, for example, as 19351201 + 29899024 = 4399^2 + 5468^2 .

It is not a de Polignac number, because 49250225 - 2² = 49250221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49250221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23000 + ... + 25049.

It is an arithmetic number, because the mean of its divisors is an integer number (5213425).

Almost surely, 2^49250225 is an apocalyptic number.

It is an amenable number.

49250225 is a deficient number, since it is larger than the sum of its proper divisors (13310875).

49250225 is a wasteful number, since it uses less digits than its factorization.

49250225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48100 (or 48095 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 49250225 is about 7017.8504543770. The cubic root of 49250225 is about 366.5524047092.

The spelling of 49250225 in words is "forty-nine million, two hundred fifty thousand, two hundred twenty-five".