39130394 has 4 divisors (see below), whose sum is σ = 58695594. Its totient is φ = 19565196.

The previous prime is 39130391. The next prime is 39130411. The reversal of 39130394 is 49303193.

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

It can be written as a sum of positive squares in only one way, i.e., 21279769 + 17850625 = 4613^2 + 4225^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 39130394.

It is not an unprimeable number, because it can be changed into a prime (39130391) 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 as a sum of consecutive naturals, namely, 9782597 + ... + 9782600.

Almost surely, 2^39130394 is an apocalyptic number.

39130394 is a deficient number, since it is larger than the sum of its proper divisors (19565200).

39130394 is a wasteful number, since it uses less digits than its factorization.

39130394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19565199.

The product of its (nonzero) digits is 8748, while the sum is 32.

The square root of 39130394 is about 6255.4291619361. The cubic root of 39130394 is about 339.4986671415.

The spelling of 39130394 in words is "thirty-nine million, one hundred thirty thousand, three hundred ninety-four".