134556240 has 320 divisors, whose sum is σ = 526966272. Its totient is φ = 27648000.

The previous prime is 134556239. The next prime is 134556263. The reversal of 134556240 is 42655431.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 134556198 and 134556207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1332190 + ... + 1332290.

Almost surely, 2^134556240 is an apocalyptic number.

134556240 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 134556240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263483136).

134556240 is an abundant number, since it is smaller than the sum of its proper divisors (392410032).

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

134556240 is a wasteful number, since it uses less digits than its factorization.

134556240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 134556240 is about 11599.8379299023. The cubic root of 134556240 is about 512.4300789004.

The spelling of 134556240 in words is "one hundred thirty-four million, five hundred fifty-six thousand, two hundred forty".