1634401334 has 8 divisors (see below), whose sum is σ = 2462124600. Its totient is φ = 813693136.

The previous prime is 1634401331. The next prime is 1634401339. The reversal of 1634401334 is 4331044361.

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

It is a junction number, because it is equal to n+sod(n) for n = 1634401297 and 1634401306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1634401331) 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, 1753184 + ... + 1754115.

It is an arithmetic number, because the mean of its divisors is an integer number (307765575).

Almost surely, 2^1634401334 is an apocalyptic number.

1634401334 is a deficient number, since it is larger than the sum of its proper divisors (827723266).

1634401334 is a wasteful number, since it uses less digits than its factorization.

1634401334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3507534.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 1634401334 is about 40427.7297655953. The cubic root of 1634401334 is about 1177.9302350295.

Adding to 1634401334 its reverse (4331044361), we get a palindrome (5965445695).

The spelling of 1634401334 in words is "one billion, six hundred thirty-four million, four hundred one thousand, three hundred thirty-four".