2248778422 has 16 divisors (see below), whose sum is σ = 3712388112. Its totient is φ = 1013125120.

The previous prime is 2248778369. The next prime is 2248778423.

2248778422 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2248778423) 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 7 ways as a sum of consecutive naturals, for example, 449803 + ... + 454774.

It is an arithmetic number, because the mean of its divisors is an integer number (232024257).

Almost surely, 2^2248778422 is an apocalyptic number.

2248778422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2248778422 is a deficient number, since it is larger than the sum of its proper divisors (1463609690).

2248778422 is a wasteful number, since it uses less digits than its factorization.

2248778422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904703.

The product of its digits is 802816, while the sum is 46.

The square root of 2248778422 is about 47421.2865915719. The cubic root of 2248778422 is about 1310.1335104685.

The spelling of 2248778422 in words is "two billion, two hundred forty-eight million, seven hundred seventy-eight thousand, four hundred twenty-two".