39471146 has 32 divisors (see below), whose sum is σ = 71971200. Its totient is φ = 15986880.

The previous prime is 39471121. The next prime is 39471149. The reversal of 39471146 is 64117493.

It is not an unprimeable number, because it can be changed into a prime (39471149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5915 + ... + 10673.

It is an arithmetic number, because the mean of its divisors is an integer number (2249100).

Almost surely, 2^39471146 is an apocalyptic number.

39471146 is a deficient number, since it is larger than the sum of its proper divisors (32500054).

39471146 is a wasteful number, since it uses less digits than its factorization.

39471146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4814.

The product of its digits is 18144, while the sum is 35.

The square root of 39471146 is about 6282.6066246424. The cubic root of 39471146 is about 340.4812849499.

The spelling of 39471146 in words is "thirty-nine million, four hundred seventy-one thousand, one hundred forty-six".