700812 has 72 divisors (see below), whose sum is σ = 2119936. Its totient is φ = 198288.

The previous prime is 700811. The next prime is 700831. The reversal of 700812 is 218007.

It is a super-2 number, since 2×700812² = 982274918688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 700812.

It is not an unprimeable number, because it can be changed into a prime (700811) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6753 + ... + 6855.

2⁷⁰⁰⁸¹² 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 700812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1059968).

700812 is an abundant number, since it is smaller than the sum of its proper divisors (1419124).

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

700812 is a wasteful number, since it uses less digits than its factorization.

700812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 700812 is about 837.1451487048. The cubic root of 700812 is about 88.8247191957.

Adding to 700812 its reverse (218007), we get a palindrome (918819).

The spelling of 700812 in words is "seven hundred thousand, eight hundred twelve".