340077138 has 32 divisors (see below), whose sum is σ = 701134656. Its totient is φ = 109885248.

The previous prime is 340077131. The next prime is 340077151. The reversal of 340077138 is 831770043.

It is a junction number, because it is equal to n+sod(n) for n = 340077099 and 340077108.

It is not an unprimeable number, because it can be changed into a prime (340077131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60120 + ... + 65532.

It is an arithmetic number, because the mean of its divisors is an integer number (21910458).

Almost surely, 2^340077138 is an apocalyptic number.

340077138 is an abundant number, since it is smaller than the sum of its proper divisors (361057518).

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

340077138 is a wasteful number, since it uses less digits than its factorization.

340077138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5738.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 340077138 is about 18441.1804936669. The cubic root of 340077138 is about 698.0059837529.

The spelling of 340077138 in words is "three hundred forty million, seventy-seven thousand, one hundred thirty-eight".