134634870 has 96 divisors (see below), whose sum is σ = 368252352. Its totient is φ = 34062336.

The previous prime is 134634853. The next prime is 134634901. The reversal of 134634870 is 78436431.

134634870 is a `hidden beast` number, since 13 + 4 + 634 + 8 + 7 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 399342 + ... + 399678.

It is an arithmetic number, because the mean of its divisors is an integer number (3835962).

Almost surely, 2^134634870 is an apocalyptic number.

134634870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 134634870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184126176).

134634870 is an abundant number, since it is smaller than the sum of its proper divisors (233617482).

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

134634870 is a wasteful number, since it uses less digits than its factorization.

134634870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566 (or 563 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 134634870 is about 11603.2267063951. The cubic root of 134634870 is about 512.5298749192.

The spelling of 134634870 in words is "one hundred thirty-four million, six hundred thirty-four thousand, eight hundred seventy".