704412 has 36 divisors (see below), whose sum is σ = 1886976. Its totient is φ = 220800.

The previous prime is 704399. The next prime is 704419. The reversal of 704412 is 214407.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704419) by changing a digit.

704412 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 11 ways as a sum of consecutive naturals, for example, 37 + ... + 1187.

It is an arithmetic number, because the mean of its divisors is an integer number (52416).

2⁷⁰⁴⁴¹² 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 704412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (943488).

704412 is an abundant number, since it is smaller than the sum of its proper divisors (1182564).

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

704412 is a wasteful number, since it uses less digits than its factorization.

704412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178 (or 1173 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 704412 is about 839.2925592426. The cubic root of 704412 is about 88.9765540226.

Adding to 704412 its reverse (214407), we get a palindrome (918819).

It can be divided in two parts, 7044 and 12, that added together give a square (7056 = 84²).

The spelling of 704412 in words is "seven hundred four thousand, four hundred twelve", and thus it is an iban number.