39340345 has 16 divisors (see below), whose sum is σ = 51652800. Its totient is φ = 28526400.

The previous prime is 39340337. The next prime is 39340381. The reversal of 39340345 is 54304393.

It is not a de Polignac number, because 39340345 - 2³ = 39340337 is a prime.

It is an unprimeable number.

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, 22306 + ... + 24004.

It is an arithmetic number, because the mean of its divisors is an integer number (3228300).

Almost surely, 2^39340345 is an apocalyptic number.

It is an amenable number.

39340345 is a deficient number, since it is larger than the sum of its proper divisors (12312455).

39340345 is a wasteful number, since it uses less digits than its factorization.

39340345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 39340345 is about 6272.1882146505. The cubic root of 39340345 is about 340.1047687509.

The spelling of 39340345 in words is "thirty-nine million, three hundred forty thousand, three hundred forty-five".