39373421 has 8 divisors (see below), whose sum is σ = 40068864. Its totient is φ = 38681280.

The previous prime is 39373403. The next prime is 39373427. The reversal of 39373421 is 12437393.

39373421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39373421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39373427) 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, 39236 + ... + 40226.

It is an arithmetic number, because the mean of its divisors is an integer number (5008608).

Almost surely, 2^39373421 is an apocalyptic number.

It is an amenable number.

39373421 is a deficient number, since it is larger than the sum of its proper divisors (695443).

39373421 is an equidigital number, since it uses as much as digits as its factorization.

39373421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651.

The product of its digits is 13608, while the sum is 32.

The square root of 39373421 is about 6274.8243800126. The cubic root of 39373421 is about 340.2000581553.

The spelling of 39373421 in words is "thirty-nine million, three hundred seventy-three thousand, four hundred twenty-one".