38420966 has 8 divisors (see below), whose sum is σ = 59490624. Its totient is φ = 18590760.

The previous prime is 38420953. The next prime is 38420981. The reversal of 38420966 is 66902483.

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

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, 309785 + ... + 309908.

It is an arithmetic number, because the mean of its divisors is an integer number (7436328).

Almost surely, 2^38420966 is an apocalyptic number.

38420966 is a deficient number, since it is larger than the sum of its proper divisors (21069658).

38420966 is a wasteful number, since it uses less digits than its factorization.

38420966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619726.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 38420966 is about 6198.4648099348. The cubic root of 38420966 is about 337.4344556760.

The spelling of 38420966 in words is "thirty-eight million, four hundred twenty thousand, nine hundred sixty-six".