134440246 has 16 divisors (see below), whose sum is σ = 204632064. Its totient is φ = 66234024.

The previous prime is 134440223. The next prime is 134440247. The reversal of 134440246 is 642044431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134440247) 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 7 ways as a sum of consecutive naturals, for example, 80011 + ... + 81673.

It is an arithmetic number, because the mean of its divisors is an integer number (12789504).

Almost surely, 2^134440246 is an apocalyptic number.

134440246 is a deficient number, since it is larger than the sum of its proper divisors (70191818).

134440246 is a wasteful number, since it uses less digits than its factorization.

134440246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 134440246 is about 11594.8370406832. The cubic root of 134440246 is about 512.2827900481.

Adding to 134440246 its reverse (642044431), we get a palindrome (776484677).

The spelling of 134440246 in words is "one hundred thirty-four million, four hundred forty thousand, two hundred forty-six".