340166537 has 4 divisors (see below), whose sum is σ = 341665296. Its totient is φ = 338667780.

The previous prime is 340166509. The next prime is 340166551. The reversal of 340166537 is 735661043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 340166537 - 2⁶ = 340166473 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340166497 and 340166506.

It is not an unprimeable number, because it can be changed into a prime (340166587) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 749039 + ... + 749492.

It is an arithmetic number, because the mean of its divisors is an integer number (85416324).

Almost surely, 2^340166537 is an apocalyptic number.

It is an amenable number.

340166537 is a deficient number, since it is larger than the sum of its proper divisors (1498759).

340166537 is a wasteful number, since it uses less digits than its factorization.

340166537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498758.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 340166537 is about 18443.6042301932. The cubic root of 340166537 is about 698.0671420047.

The spelling of 340166537 in words is "three hundred forty million, one hundred sixty-six thousand, five hundred thirty-seven".