39396394 has 4 divisors (see below), whose sum is σ = 59094594. Its totient is φ = 19698196.

The previous prime is 39396391. The next prime is 39396397. The reversal of 39396394 is 49369393.

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

It is an interprime number because it is at equal distance from previous prime (39396391) and next prime (39396397).

It can be written as a sum of positive squares in only one way, i.e., 25371369 + 14025025 = 5037^2 + 3745^2 .

It is not an unprimeable number, because it can be changed into a prime (39396391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9849097 + ... + 9849100.

Almost surely, 2^39396394 is an apocalyptic number.

39396394 is a deficient number, since it is larger than the sum of its proper divisors (19698200).

39396394 is a wasteful number, since it uses less digits than its factorization.

39396394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19698199.

The product of its digits is 472392, while the sum is 46.

The square root of 39396394 is about 6276.6546822332. The cubic root of 39396394 is about 340.2662101958.

The spelling of 39396394 in words is "thirty-nine million, three hundred ninety-six thousand, three hundred ninety-four".