134404410 has 64 divisors (see below), whose sum is σ = 384694272. Its totient is φ = 29384256.

The previous prime is 134404409. The next prime is 134404429. The reversal of 134404410 is 14404431.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 9084 + ... + 18743.

It is an arithmetic number, because the mean of its divisors is an integer number (6010848).

Almost surely, 2^134404410 is an apocalyptic number.

134404410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134404410 is an abundant number, since it is smaller than the sum of its proper divisors (250289862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134404410 is a wasteful number, since it uses less digits than its factorization.

134404410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27867.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 134404410 is about 11593.2915947111. The cubic root of 134404410 is about 512.2372684676.

Adding to 134404410 its sum of digits (21), we get a palindrome (134404431).

Adding to 134404410 its reverse (14404431), we get a palindrome (148808841).

The spelling of 134404410 in words is "one hundred thirty-four million, four hundred four thousand, four hundred ten".