704636 has 6 divisors (see below), whose sum is σ = 1233120. Its totient is φ = 352316.

The previous prime is 704617. The next prime is 704647. The reversal of 704636 is 636407.

It is a super-4 number, since 4×704636⁴ (a number of 24 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88076 + ... + 88083.

It is an arithmetic number, because the mean of its divisors is an integer number (205520).

2⁷⁰⁴⁶³⁶ is an apocalyptic number.

It is an amenable number.

704636 is a deficient number, since it is larger than the sum of its proper divisors (528484).

704636 is a wasteful number, since it uses less digits than its factorization.

704636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176163 (or 176161 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 704636 is about 839.4259943557. The cubic root of 704636 is about 88.9859844108.

It can be divided in two parts, 704 and 636, that multiplied together give a palindrome (447744).

The spelling of 704636 in words is "seven hundred four thousand, six hundred thirty-six".