134939616 has 96 divisors (see below), whose sum is σ = 407715840. Its totient is φ = 38278656.

The previous prime is 134939611. The next prime is 134939641. The reversal of 134939616 is 616939431.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134939611) 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, 104865 + ... + 106143.

It is an arithmetic number, because the mean of its divisors is an integer number (4247040).

Almost surely, 2^134939616 is an apocalyptic number.

134939616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134939616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203857920).

134939616 is an abundant number, since it is smaller than the sum of its proper divisors (272776224).

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

134939616 is a wasteful number, since it uses less digits than its factorization.

134939616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456 (or 1448 counting only the distinct ones).

The product of its digits is 104976, while the sum is 42.

The square root of 134939616 is about 11616.3512343593. The cubic root of 134939616 is about 512.9162872724.

The spelling of 134939616 in words is "one hundred thirty-four million, nine hundred thirty-nine thousand, six hundred sixteen".