704407220 has 24 divisors (see below), whose sum is σ = 1613733408. Its totient is φ = 256148000.

The previous prime is 704407219. The next prime is 704407237. The reversal of 704407220 is 22704407.

It is a self number, because there is not a number n which added to its sum of digits gives 704407220.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1600706 + ... + 1601145.

It is an arithmetic number, because the mean of its divisors is an integer number (67238892).

Almost surely, 2^704407220 is an apocalyptic number.

It is an amenable number.

704407220 is an abundant number, since it is smaller than the sum of its proper divisors (909326188).

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

704407220 is a wasteful number, since it uses less digits than its factorization.

704407220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3201871 (or 3201869 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 704407220 is about 26540.6710540634. The cubic root of 704407220 is about 889.7635276308.

The spelling of 704407220 in words is "seven hundred four million, four hundred seven thousand, two hundred twenty".