39494750 has 32 divisors (see below), whose sum is σ = 74355840. Its totient is φ = 15708000.

The previous prime is 39494747. The next prime is 39494759. The reversal of 39494750 is 5749493.

39494750 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 39494698 and 39494707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39494759) 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 15 ways as a sum of consecutive naturals, for example, 59420 + ... + 60080.

It is an arithmetic number, because the mean of its divisors is an integer number (2323620).

Almost surely, 2^39494750 is an apocalyptic number.

39494750 is a deficient number, since it is larger than the sum of its proper divisors (34861090).

39494750 is a wasteful number, since it uses less digits than its factorization.

39494750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917 (or 907 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 39494750 is about 6284.4848635350. The cubic root of 39494750 is about 340.5491414272.

The spelling of 39494750 in words is "thirty-nine million, four hundred ninety-four thousand, seven hundred fifty".