134681628 has 24 divisors (see below), whose sum is σ = 322751632. Its totient is φ = 43680384.

The previous prime is 134681627. The next prime is 134681641. The reversal of 134681628 is 826186431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134681627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151225 + ... + 152112.

Almost surely, 2^134681628 is an apocalyptic number.

It is an amenable number.

134681628 is an abundant number, since it is smaller than the sum of its proper divisors (188070004).

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

134681628 is a wasteful number, since it uses less digits than its factorization.

134681628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303381 (or 303379 counting only the distinct ones).

The product of its digits is 55296, while the sum is 39.

The square root of 134681628 is about 11605.2414020562. The cubic root of 134681628 is about 512.5892010510.

The spelling of 134681628 in words is "one hundred thirty-four million, six hundred eighty-one thousand, six hundred twenty-eight".