39242017 has 4 divisors (see below), whose sum is σ = 40595220. Its totient is φ = 37888816.

The previous prime is 39241999. The next prime is 39242023. The reversal of 39242017 is 71024293.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13476241 + 25765776 = 3671^2 + 5076^2 .

It is a cyclic number.

It is not a de Polignac number, because 39242017 - 2²³ = 30853409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39242717) 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 3 ways as a sum of consecutive naturals, for example, 676558 + ... + 676615.

It is an arithmetic number, because the mean of its divisors is an integer number (10148805).

Almost surely, 2^39242017 is an apocalyptic number.

It is an amenable number.

39242017 is a deficient number, since it is larger than the sum of its proper divisors (1353203).

39242017 is a wasteful number, since it uses less digits than its factorization.

39242017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353202.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 39242017 is about 6264.3448979123. The cubic root of 39242017 is about 339.8211775915.

The spelling of 39242017 in words is "thirty-nine million, two hundred forty-two thousand, seventeen".