700991228 has 24 divisors (see below), whose sum is σ = 1403265024. Its totient is φ = 300150000.

The previous prime is 700991183. The next prime is 700991257. The reversal of 700991228 is 822199007.

700991228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×700991228³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 700991191 and 700991200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21353 + ... + 43103.

It is an arithmetic number, because the mean of its divisors is an integer number (58469376).

Almost surely, 2^700991228 is an apocalyptic number.

It is an amenable number.

700991228 is an abundant number, since it is smaller than the sum of its proper divisors (702273796).

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

700991228 is a wasteful number, since it uses less digits than its factorization.

700991228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22913 (or 22911 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 700991228 is about 26476.2389322955. The cubic root of 700991228 is about 888.3229066036.

The spelling of 700991228 in words is "seven hundred million, nine hundred ninety-one thousand, two hundred twenty-eight".