39447048 has 32 divisors (see below), whose sum is σ = 99545760. Its totient is φ = 13025280.

The previous prime is 39447017. The next prime is 39447049. The reversal of 39447048 is 84074493.

It is a junction number, because it is equal to n+sod(n) for n = 39446997 and 39447015.

It is not an unprimeable number, because it can be changed into a prime (39447049) 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, 5113 + ... + 10248.

It is an arithmetic number, because the mean of its divisors is an integer number (3110805).

Almost surely, 2^39447048 is an apocalyptic number.

It is an amenable number.

39447048 is an abundant number, since it is smaller than the sum of its proper divisors (60098712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39447048 is a wasteful number, since it uses less digits than its factorization.

39447048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15477 (or 15473 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 39447048 is about 6280.6884972907. The cubic root of 39447048 is about 340.4119804142.

The spelling of 39447048 in words is "thirty-nine million, four hundred forty-seven thousand, forty-eight".