704632320 has 480 divisors, whose sum is σ = 2964506688. Its totient is φ = 150994944.

The previous prime is 704632277. The next prime is 704632349. The reversal of 704632320 is 23236407.

704632320 is a `hidden beast` number, since 7 + 0 + 4 + 632 + 3 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (480).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2741632 + ... + 2741888.

Almost surely, 2^704632320 is an apocalyptic number.

704632320 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 704632320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1482253344).

704632320 is an abundant number, since it is smaller than the sum of its proper divisors (2259874368).

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

704632320 is a wasteful number, since it uses less digits than its factorization.

704632320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 704632320 is about 26544.9113767592. The cubic root of 704632320 is about 889.8582949915.

Adding to 704632320 its reverse (23236407), we get a palindrome (727868727).

The spelling of 704632320 in words is "seven hundred four million, six hundred thirty-two thousand, three hundred twenty".