39676393 has 2 divisors, whose sum is σ = 39676394. Its totient is φ = 39676392.

The previous prime is 39676387. The next prime is 39676411. The reversal of 39676393 is 39367693.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31225744 + 8450649 = 5588^2 + 2907^2 .

It is a cyclic number.

It is not a de Polignac number, because 39676393 - 2¹⁷ = 39545321 is a prime.

It is a super-2 number, since 2×39676393² = 3148432322980898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (39676333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19838196 + 19838197.

It is an arithmetic number, because the mean of its divisors is an integer number (19838197).

Almost surely, 2^39676393 is an apocalyptic number.

It is an amenable number.

39676393 is a deficient number, since it is larger than the sum of its proper divisors (1).

39676393 is an equidigital number, since it uses as much as digits as its factorization.

39676393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 551124, while the sum is 46.

The square root of 39676393 is about 6298.9199867914. The cubic root of 39676393 is about 341.0704240189.

The spelling of 39676393 in words is "thirty-nine million, six hundred seventy-six thousand, three hundred ninety-three".