2241278064 has 30 divisors (see below), whose sum is σ = 6272466096. Its totient is φ = 747092640.

The previous prime is 2241278041. The next prime is 2241278077. The reversal of 2241278064 is 4608721422.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 7782072 + ... + 7782359.

Almost surely, 2^2241278064 is an apocalyptic number.

2241278064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2241278064 is an abundant number, since it is smaller than the sum of its proper divisors (4031188032).

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

2241278064 is a wasteful number, since it uses less digits than its factorization.

2241278064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15564445 (or 15564436 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The square root of 2241278064 is about 47342.1383547469. The cubic root of 2241278064 is about 1308.6753239110.

Adding to 2241278064 its reverse (4608721422), we get a palindrome (6849999486).

The spelling of 2241278064 in words is "two billion, two hundred forty-one million, two hundred seventy-eight thousand, sixty-four".