704478040 has 64 divisors (see below), whose sum is σ = 1890293760. Its totient is φ = 231031680.

The previous prime is 704478037. The next prime is 704478041. The reversal of 704478040 is 40874407.

It is a junction number, because it is equal to n+sod(n) for n = 704477987 and 704478005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704478041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48256 + ... + 61135.

It is an arithmetic number, because the mean of its divisors is an integer number (29535840).

Almost surely, 2^704478040 is an apocalyptic number.

704478040 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

704478040 is an abundant number, since it is smaller than the sum of its proper divisors (1185815720).

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

704478040 is a wasteful number, since it uses less digits than its factorization.

704478040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109432 (or 109428 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 34.

The square root of 704478040 is about 26542.0051993062. The cubic root of 704478040 is about 889.7933451093.

It can be divided in two parts, 70447 and 8040, that added together give a palindrome (78487).

The spelling of 704478040 in words is "seven hundred four million, four hundred seventy-eight thousand, forty".