134448240 has 160 divisors (see below), whose sum is σ = 455970816. Its totient is φ = 32624640.

The previous prime is 134448221. The next prime is 134448253. The reversal of 134448240 is 42844431.

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 = 134448198 and 134448207.

It is a congruent number.

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, 125949 + ... + 127011.

Almost surely, 2^134448240 is an apocalyptic number.

134448240 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 134448240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (227985408).

134448240 is an abundant number, since it is smaller than the sum of its proper divisors (321522576).

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

134448240 is a wasteful number, since it uses less digits than its factorization.

134448240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127 (or 1121 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

The square root of 134448240 is about 11595.1817579545. The cubic root of 134448240 is about 512.2929435242.

The spelling of 134448240 in words is "one hundred thirty-four million, four hundred forty-eight thousand, two hundred forty".