700605020 has 96 divisors (see below), whose sum is σ = 1609046208. Its totient is φ = 255209472.

The previous prime is 700605019. The next prime is 700605029. The reversal of 700605020 is 20506007.

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

It is a junction number, because it is equal to n+sod(n) for n = 700604983 and 700605001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (700605029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2529122 + ... + 2529398.

It is an arithmetic number, because the mean of its divisors is an integer number (16760898).

Almost surely, 2^700605020 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 700605020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (804523104).

700605020 is an abundant number, since it is smaller than the sum of its proper divisors (908441188).

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

700605020 is a wasteful number, since it uses less digits than its factorization.

700605020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519 (or 517 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 700605020 is about 26468.9444443861. The cubic root of 700605020 is about 888.1597374491.

The spelling of 700605020 in words is "seven hundred million, six hundred five thousand, twenty".