134256740 has 24 divisors (see below), whose sum is σ = 285913152. Its totient is φ = 52945760.

The previous prime is 134256739. The next prime is 134256751. The reversal of 134256740 is 47652431.

It is a junction number, because it is equal to n+sod(n) for n = 134256697 and 134256706.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45854 + ... + 48693.

It is an arithmetic number, because the mean of its divisors is an integer number (11913048).

Almost surely, 2^134256740 is an apocalyptic number.

134256740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134256740 is an abundant number, since it is smaller than the sum of its proper divisors (151656412).

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

134256740 is a wasteful number, since it uses less digits than its factorization.

134256740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94627 (or 94625 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 134256740 is about 11586.9210750743. The cubic root of 134256740 is about 512.0496015178.

The spelling of 134256740 in words is "one hundred thirty-four million, two hundred fifty-six thousand, seven hundred forty".