2134256386 has 16 divisors (see below), whose sum is σ = 3217615488. Its totient is φ = 1061730000.

The previous prime is 2134256359. The next prime is 2134256389. The reversal of 2134256386 is 6836524312.

It is not an unprimeable number, because it can be changed into a prime (2134256389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422556 + ... + 427576.

It is an arithmetic number, because the mean of its divisors is an integer number (201100968).

Almost surely, 2^2134256386 is an apocalyptic number.

2134256386 is a deficient number, since it is larger than the sum of its proper divisors (1083359102).

2134256386 is a wasteful number, since it uses less digits than its factorization.

2134256386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6057.

The product of its digits is 207360, while the sum is 40.

The square root of 2134256386 is about 46198.0127927598. The cubic root of 2134256386 is about 1287.5048188590.

The spelling of 2134256386 in words is "two billion, one hundred thirty-four million, two hundred fifty-six thousand, three hundred eighty-six".