700128200 has 36 divisors (see below), whose sum is σ = 1628668545. Its totient is φ = 279901600.

The previous prime is 700128197. The next prime is 700128223. The reversal of 700128200 is 2821007.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 686125636 + 14002564 = 26194^2 + 3742^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=18710.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 373265 + ... + 375135.

Almost surely, 2^700128200 is an apocalyptic number.

It is an amenable number.

700128200 is an abundant number, since it is smaller than the sum of its proper divisors (928540345).

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

700128200 is an equidigital number, since it uses as much as digits as its factorization.

700128200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3758 (or 1878 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 700128200 is about 26459.9357520006. The cubic root of 700128200 is about 887.9582028591.

Adding to 700128200 its reverse (2821007), we get a palindrome (702949207).

The spelling of 700128200 in words is "seven hundred million, one hundred twenty-eight thousand, two hundred".