134776642 has 64 divisors (see below), whose sum is σ = 283336704. Its totient is φ = 46347840.

The previous prime is 134776639. The next prime is 134776643. The reversal of 134776642 is 246677431.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 134776595 and 134776604.

It is not an unprimeable number, because it can be changed into a prime (134776643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44583 + ... + 47509.

It is an arithmetic number, because the mean of its divisors is an integer number (4427136).

Almost surely, 2^134776642 is an apocalyptic number.

134776642 is an abundant number, since it is smaller than the sum of its proper divisors (148560062).

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

134776642 is a wasteful number, since it uses less digits than its factorization.

134776642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2983.

The product of its digits is 169344, while the sum is 40.

The square root of 134776642 is about 11609.3342617051. The cubic root of 134776642 is about 512.7097116771.

The spelling of 134776642 in words is "one hundred thirty-four million, seven hundred seventy-six thousand, six hundred forty-two".