704521044 has 24 divisors (see below), whose sum is σ = 1826536320. Its totient is φ = 234840312.

The previous prime is 704521043. The next prime is 704521057. The reversal of 704521044 is 440125407.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 704520999 and 704521017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704521043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3261564 + ... + 3261779.

It is an arithmetic number, because the mean of its divisors is an integer number (76105680).

Almost surely, 2^704521044 is an apocalyptic number.

It is an amenable number.

704521044 is an abundant number, since it is smaller than the sum of its proper divisors (1122015276).

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

704521044 is a wasteful number, since it uses less digits than its factorization.

704521044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6523356 (or 6523348 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 704521044 is about 26542.8152990597. The cubic root of 704521044 is about 889.8114501896.

The spelling of 704521044 in words is "seven hundred four million, five hundred twenty-one thousand, forty-four".