704679885 has 128 divisors (see below), whose sum is σ = 1623552000. Its totient is φ = 281615616.

The previous prime is 704679881. The next prime is 704679887. The reversal of 704679885 is 588976407.

It is not a de Polignac number, because 704679885 - 2² = 704679881 is a prime.

It is a super-2 number, since 2×704679885² = 993147480647226450, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704679881) 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 127 ways as a sum of consecutive naturals, for example, 231906 + ... + 234924.

It is an arithmetic number, because the mean of its divisors is an integer number (12684000).

Almost surely, 2^704679885 is an apocalyptic number.

It is an amenable number.

704679885 is an abundant number, since it is smaller than the sum of its proper divisors (918872115).

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

704679885 is a wasteful number, since it uses less digits than its factorization.

704679885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3072 (or 3066 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 54.

The square root of 704679885 is about 26545.8072960684. The cubic root of 704679885 is about 889.8783173286.

The spelling of 704679885 in words is "seven hundred four million, six hundred seventy-nine thousand, eight hundred eighty-five".