700120 has 32 divisors (see below), whose sum is σ = 1645920. Its totient is φ = 267520.

The previous prime is 700109. The next prime is 700127. The reversal of 700120 is 21007.

700120 = 209² + 210² + ... + 223².

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 700097 and 700106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (700127) by changing a digit.

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, 540 + ... + 1300.

It is an arithmetic number, because the mean of its divisors is an integer number (51435).

2⁷⁰⁰¹²⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 700120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (822960).

700120 is an abundant number, since it is smaller than the sum of its proper divisors (945800).

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

700120 is a wasteful number, since it uses less digits than its factorization.

700120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795 (or 791 counting only the distinct ones).

The product of its (nonzero) digits is 14, while the sum is 10.

The square root of 700120 is about 836.7317371775. The cubic root of 700120 is about 88.7954736215.

Adding to 700120 its reverse (21007), we get a palindrome (721127).

It can be divided in two parts, 7001 and 20, that added together give a triangular number (7021 = T₁₁₈).

The spelling of 700120 in words is "seven hundred thousand, one hundred twenty", and thus it is an iban number.