705226128 has 20 divisors (see below), whose sum is σ = 1821834288. Its totient is φ = 235075360.

The previous prime is 705226111. The next prime is 705226139. The reversal of 705226128 is 821622507.

It is a super-2 number, since 2×705226128² = 994687783227744768, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 7346058 + ... + 7346153.

Almost surely, 2^705226128 is an apocalyptic number.

It is an amenable number.

705226128 is an abundant number, since it is smaller than the sum of its proper divisors (1116608160).

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

705226128 is a wasteful number, since it uses less digits than its factorization.

705226128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14692222 (or 14692216 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 705226128 is about 26556.0939898924. The cubic root of 705226128 is about 890.1081920401.

The spelling of 705226128 in words is "seven hundred five million, two hundred twenty-six thousand, one hundred twenty-eight".