39478996 has 24 divisors (see below), whose sum is σ = 71751680. Its totient is φ = 18986400.

The previous prime is 39478993. The next prime is 39479021. The reversal of 39478996 is 69987493.

39478996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×39478996² = 3117182250336032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39478991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21565 + ... + 23323.

Almost surely, 2^39478996 is an apocalyptic number.

It is an amenable number.

39478996 is a deficient number, since it is larger than the sum of its proper divisors (32272684).

39478996 is a wasteful number, since it uses less digits than its factorization.

39478996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1975 (or 1973 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 55.

The square root of 39478996 is about 6283.2313342738. The cubic root of 39478996 is about 340.5038550311.

The spelling of 39478996 in words is "thirty-nine million, four hundred seventy-eight thousand, nine hundred ninety-six".