134098440 has 128 divisors (see below), whose sum is σ = 462274560. Its totient is φ = 30484224.

The previous prime is 134098439. The next prime is 134098463. The reversal of 134098440 is 44890431.

It is a happy number.

It is a super-2 number, since 2×134098440² = 35964783220867200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220617 + ... + 221223.

It is an arithmetic number, because the mean of its divisors is an integer number (3611520).

Almost surely, 2^134098440 is an apocalyptic number.

134098440 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 134098440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231137280).

134098440 is an abundant number, since it is smaller than the sum of its proper divisors (328176120).

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

134098440 is a wasteful number, since it uses less digits than its factorization.

134098440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891 (or 887 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 134098440 is about 11580.0880825666. The cubic root of 134098440 is about 511.8482725053.

The spelling of 134098440 in words is "one hundred thirty-four million, ninety-eight thousand, four hundred forty".