4228926720 has 72 divisors (see below), whose sum is σ = 13506146976. Its totient is φ = 1127712768.

The previous prime is 4228926707. The next prime is 4228926739. The reversal of 4228926720 is 276298224.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 546802 + ... + 554481.

Almost surely, 2^4228926720 is an apocalyptic number.

4228926720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4228926720 is an abundant number, since it is smaller than the sum of its proper divisors (9277220256).

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

4228926720 is a wasteful number, since it uses less digits than its factorization.

4228926720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101307 (or 1101293 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 4228926720 is about 65030.1985234552. The cubic root of 4228926720 is about 1617.1242381181.

The spelling of 4228926720 in words is "four billion, two hundred twenty-eight million, nine hundred twenty-six thousand, seven hundred twenty".