634341361 has 8 divisors (see below), whose sum is σ = 642539520. Its totient is φ = 626156592.

The previous prime is 634341341. The next prime is 634341371. The reversal of 634341361 is 163143436.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 634341361 - 2⁷ = 634341233 is a prime.

It is a super-3 number, since 3×634341361³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (634341341) 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, 121360 + ... + 126478.

It is an arithmetic number, because the mean of its divisors is an integer number (80317440).

Almost surely, 2^634341361 is an apocalyptic number.

It is an amenable number.

634341361 is a deficient number, since it is larger than the sum of its proper divisors (8198159).

634341361 is a wasteful number, since it uses less digits than its factorization.

634341361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6695.

The product of its digits is 15552, while the sum is 31.

The square root of 634341361 is about 25186.1343004440. The cubic root of 634341361 is about 859.2265269292.

Adding to 634341361 its reverse (163143436), we get a palindrome (797484797).

The spelling of 634341361 in words is "six hundred thirty-four million, three hundred forty-one thousand, three hundred sixty-one".