134024240 has 40 divisors (see below), whose sum is σ = 356123040. Its totient is φ = 45950976.

The previous prime is 134024237. The next prime is 134024251. The reversal of 134024240 is 42420431.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119105 + ... + 120224.

It is an arithmetic number, because the mean of its divisors is an integer number (8903076).

Almost surely, 2^134024240 is an apocalyptic number.

134024240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134024240 is an abundant number, since it is smaller than the sum of its proper divisors (222098800).

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

134024240 is a wasteful number, since it uses less digits than its factorization.

134024240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239349 (or 239343 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 134024240 is about 11576.8838639765. The cubic root of 134024240 is about 511.7538489636.

Adding to 134024240 its reverse (42420431), we get a palindrome (176444671).

The spelling of 134024240 in words is "one hundred thirty-four million, twenty-four thousand, two hundred forty".