134419740 has 144 divisors (see below), whose sum is σ = 471637152. Its totient is φ = 28353024.

The previous prime is 134419723. The next prime is 134419741. The reversal of 134419740 is 47914431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134419741) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36462 + ... + 39978.

It is an arithmetic number, because the mean of its divisors is an integer number (3275258).

Almost surely, 2^134419740 is an apocalyptic number.

134419740 is a gapful number since it is divisible by the number (10) 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 134419740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235818576).

134419740 is an abundant number, since it is smaller than the sum of its proper divisors (337217412).

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

134419740 is a wasteful number, since it uses less digits than its factorization.

134419740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3556 (or 3547 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 134419740 is about 11593.9527340765. The cubic root of 134419740 is about 512.2567427760.

The spelling of 134419740 in words is "one hundred thirty-four million, four hundred nineteen thousand, seven hundred forty".