134423766 has 32 divisors (see below), whose sum is σ = 299242080. Its totient is φ = 44729568.

The previous prime is 134423761. The next prime is 134423767. The reversal of 134423766 is 667324431.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 134423766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134423761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34720 + ... + 38396.

It is an arithmetic number, because the mean of its divisors is an integer number (9351315).

Almost surely, 2^134423766 is an apocalyptic number.

134423766 is an abundant number, since it is smaller than the sum of its proper divisors (164818314).

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

134423766 is a wasteful number, since it uses less digits than its factorization.

134423766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4365 (or 4359 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 134423766 is about 11594.1263577727. The cubic root of 134423766 is about 512.2618569183.

The spelling of 134423766 in words is "one hundred thirty-four million, four hundred twenty-three thousand, seven hundred sixty-six".