39713066 has 4 divisors (see below), whose sum is σ = 59569602. Its totient is φ = 19856532.

The previous prime is 39713053. The next prime is 39713081. The reversal of 39713066 is 66031793.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66031793 = 557 ⋅118549.

It can be written as a sum of positive squares in only one way, i.e., 35652841 + 4060225 = 5971^2 + 2015^2 .

It is a super-2 number, since 2×39713066² = 3154255222240712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9928265 + ... + 9928268.

Almost surely, 2^39713066 is an apocalyptic number.

39713066 is a deficient number, since it is larger than the sum of its proper divisors (19856536).

39713066 is a wasteful number, since it uses less digits than its factorization.

39713066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19856535.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 39713066 is about 6301.8303690277. The cubic root of 39713066 is about 341.1754757717.

The spelling of 39713066 in words is "thirty-nine million, seven hundred thirteen thousand, sixty-six".