2248542078 has 8 divisors (see below), whose sum is σ = 4497084168. Its totient is φ = 749514024.

The previous prime is 2248542073. The next prime is 2248542089. The reversal of 2248542078 is 8702458422.

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

2248542078 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2248542071) 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, 187378501 + ... + 187378512.

It is an arithmetic number, because the mean of its divisors is an integer number (562135521).

Almost surely, 2^2248542078 is an apocalyptic number.

2248542078 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2248542078 is a wasteful number, since it uses less digits than its factorization.

2248542078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374757018.

The product of its (nonzero) digits is 286720, while the sum is 42.

The square root of 2248542078 is about 47418.7945650245. The cubic root of 2248542078 is about 1310.0876110238.

The spelling of 2248542078 in words is "two billion, two hundred forty-eight million, five hundred forty-two thousand, seventy-eight".