134404468 has 48 divisors (see below), whose sum is σ = 266692608. Its totient is φ = 58716000.

The previous prime is 134404463. The next prime is 134404469. The reversal of 134404468 is 864404431.

It is a super-2 number, since 2×134404468² = 36129122036726048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134404463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287571 + ... + 288037.

It is an arithmetic number, because the mean of its divisors is an integer number (5556096).

Almost surely, 2^134404468 is an apocalyptic number.

It is an amenable number.

134404468 is a deficient number, since it is larger than the sum of its proper divisors (132288140).

134404468 is a wasteful number, since it uses less digits than its factorization.

134404468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724 (or 722 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 134404468 is about 11593.2940961575. The cubic root of 134404468 is about 512.2373421501.

Adding to 134404468 its reverse (864404431), we get a palindrome (998808899).

The spelling of 134404468 in words is "one hundred thirty-four million, four hundred four thousand, four hundred sixty-eight".