39734628 has 12 divisors (see below), whose sum is σ = 92714160. Its totient is φ = 13244872.

The previous prime is 39734621. The next prime is 39734641. The reversal of 39734628 is 82643793.

39734628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 39734628.

It is not an unprimeable number, because it can be changed into a prime (39734621) 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 3 ways as a sum of consecutive naturals, for example, 1655598 + ... + 1655621.

It is an arithmetic number, because the mean of its divisors is an integer number (7726180).

Almost surely, 2^39734628 is an apocalyptic number.

It is an amenable number.

39734628 is an abundant number, since it is smaller than the sum of its proper divisors (52979532).

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

39734628 is a wasteful number, since it uses less digits than its factorization.

39734628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3311226 (or 3311224 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 39734628 is about 6303.5409096793. The cubic root of 39734628 is about 341.2372110760.

The spelling of 39734628 in words is "thirty-nine million, seven hundred thirty-four thousand, six hundred twenty-eight".