134667402 has 16 divisors (see below), whose sum is σ = 283510560. Its totient is φ = 42526512.

The previous prime is 134667397. The next prime is 134667409. The reversal of 134667402 is 204766431.

It is a happy number.

It is a super-2 number, since 2×134667402² = 36270618322859208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134667409) 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, 590533 + ... + 590760.

It is an arithmetic number, because the mean of its divisors is an integer number (17719410).

Almost surely, 2^134667402 is an apocalyptic number.

134667402 is an abundant number, since it is smaller than the sum of its proper divisors (148843158).

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

134667402 is a wasteful number, since it uses less digits than its factorization.

134667402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1181317.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 134667402 is about 11604.6284731567. The cubic root of 134667402 is about 512.5711526831.

The spelling of 134667402 in words is "one hundred thirty-four million, six hundred sixty-seven thousand, four hundred two".