39530704 has 20 divisors (see below), whose sum is σ = 79062400. Its totient is φ = 19127520.

The previous prime is 39530669. The next prime is 39530719. The reversal of 39530704 is 40703593.

39530704 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 39354 + ... + 40345.

It is an arithmetic number, because the mean of its divisors is an integer number (3953120).

Almost surely, 2^39530704 is an apocalyptic number.

It is an amenable number.

39530704 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

39530704 is a wasteful number, since it uses less digits than its factorization.

39530704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79738 (or 79732 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 39530704 is about 6287.3447495743. The cubic root of 39530704 is about 340.6524495905.

Subtracting 39530704 from its reverse (40703593), we obtain a square (1172889 = 1083²).

The spelling of 39530704 in words is "thirty-nine million, five hundred thirty thousand, seven hundred four".