39471245 has 8 divisors (see below), whose sum is σ = 51671520. Its totient is φ = 28706320.

The previous prime is 39471203. The next prime is 39471247. The reversal of 39471245 is 54217493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 39471245 - 2⁸ = 39470989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39471247) 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 7 ways as a sum of consecutive naturals, for example, 358775 + ... + 358884.

It is an arithmetic number, because the mean of its divisors is an integer number (6458940).

Almost surely, 2^39471245 is an apocalyptic number.

It is an amenable number.

39471245 is a deficient number, since it is larger than the sum of its proper divisors (12200275).

39471245 is a wasteful number, since it uses less digits than its factorization.

39471245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717675.

The product of its digits is 30240, while the sum is 35.

The square root of 39471245 is about 6282.6145035327. The cubic root of 39471245 is about 340.4815696103.

The spelling of 39471245 in words is "thirty-nine million, four hundred seventy-one thousand, two hundred forty-five".