704444138 has 16 divisors (see below), whose sum is σ = 1104468480. Its totient is φ = 336339696.

The previous prime is 704444123. The next prime is 704444141. The reversal of 704444138 is 831444407.

It is a super-3 number, since 3×704444138³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 704444098 and 704444107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15308 + ... + 40536.

It is an arithmetic number, because the mean of its divisors is an integer number (69029280).

Almost surely, 2^704444138 is an apocalyptic number.

704444138 is a deficient number, since it is larger than the sum of its proper divisors (400024342).

704444138 is a wasteful number, since it uses less digits than its factorization.

704444138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25861.

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 704444138 is about 26541.3665435674. The cubic root of 704444138 is about 889.7790715355.

The spelling of 704444138 in words is "seven hundred four million, four hundred forty-four thousand, one hundred thirty-eight".