340186137 has 8 divisors (see below), whose sum is σ = 457153536. Its totient is φ = 225004752.

The previous prime is 340186129. The next prime is 340186139. The reversal of 340186137 is 731681043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 340186137 - 2³ = 340186129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 340186098 and 340186107.

It is not an unprimeable number, because it can be changed into a prime (340186139) 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, 446058 + ... + 446819.

It is an arithmetic number, because the mean of its divisors is an integer number (57144192).

Almost surely, 2^340186137 is an apocalyptic number.

It is an amenable number.

340186137 is a deficient number, since it is larger than the sum of its proper divisors (116967399).

340186137 is a wasteful number, since it uses less digits than its factorization.

340186137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893007.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 340186137 is about 18444.1355720457. The cubic root of 340186137 is about 698.0805490194.

The spelling of 340186137 in words is "three hundred forty million, one hundred eighty-six thousand, one hundred thirty-seven".