704426520 has 384 divisors, whose sum is σ = 2686141440. Its totient is φ = 144460800.

The previous prime is 704426509. The next prime is 704426537. The reversal of 704426520 is 25624407.

704426520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6974470 + ... + 6974570.

It is an arithmetic number, because the mean of its divisors is an integer number (6995160).

Almost surely, 2^704426520 is an apocalyptic number.

704426520 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 704426520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1343070720).

704426520 is an abundant number, since it is smaller than the sum of its proper divisors (1981714920).

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

704426520 is a wasteful number, since it uses less digits than its factorization.

704426520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 160 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 704426520 is about 26541.0346444897. The cubic root of 704426520 is about 889.7716537444.

The spelling of 704426520 in words is "seven hundred four million, four hundred twenty-six thousand, five hundred twenty".