704704100381 has 4 divisors (see below), whose sum is σ = 704740149600. Its totient is φ = 704668051164.

The previous prime is 704704100377. The next prime is 704704100383. The reversal of 704704100381 is 183001407407.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 704704100381 - 2² = 704704100377 is a prime.

It is a super-2 number, since 2×704704100381² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704704100383) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 17995271 + ... + 18034388.

It is an arithmetic number, because the mean of its divisors is an integer number (176185037400).

Almost surely, 2^704704100381 is an apocalyptic number.

It is an amenable number.

704704100381 is a deficient number, since it is larger than the sum of its proper divisors (36049219).

704704100381 is a wasteful number, since it uses less digits than its factorization.

704704100381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36049218.

The product of its (nonzero) digits is 18816, while the sum is 35.

Adding to 704704100381 its reverse (183001407407), we get a palindrome (887705507788).

The spelling of 704704100381 in words is "seven hundred four billion, seven hundred four million, one hundred thousand, three hundred eighty-one".