2248550138 has 8 divisors (see below), whose sum is σ = 3373327188. Its totient is φ = 1124107744.

The previous prime is 2248550131. The next prime is 2248550159. The reversal of 2248550138 is 8310558422.

It can be written as a sum of positive squares in 2 ways, for example, as 1821838489 + 426711649 = 42683^2 + 20657^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2248550131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66131 + ... + 94182.

Almost surely, 2^2248550138 is an apocalyptic number.

2248550138 is a deficient number, since it is larger than the sum of its proper divisors (1124777050).

2248550138 is a wasteful number, since it uses less digits than its factorization.

2248550138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167328.

The product of its (nonzero) digits is 76800, while the sum is 38.

The square root of 2248550138 is about 47418.8795523471. The cubic root of 2248550138 is about 1310.0891763779.

The spelling of 2248550138 in words is "two billion, two hundred forty-eight million, five hundred fifty thousand, one hundred thirty-eight".