38397446 has 4 divisors (see below), whose sum is σ = 57596172. Its totient is φ = 19198722.

The previous prime is 38397427. The next prime is 38397451. The reversal of 38397446 is 64479383.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 38397397 and 38397406.

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 as a sum of consecutive naturals, namely, 9599360 + ... + 9599363.

It is an arithmetic number, because the mean of its divisors is an integer number (14399043).

Almost surely, 2^38397446 is an apocalyptic number.

38397446 is a deficient number, since it is larger than the sum of its proper divisors (19198726).

38397446 is a wasteful number, since it uses less digits than its factorization.

38397446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19198725.

The product of its digits is 435456, while the sum is 44.

The square root of 38397446 is about 6196.5672755163. The cubic root of 38397446 is about 337.3655863471.

The spelling of 38397446 in words is "thirty-eight million, three hundred ninety-seven thousand, four hundred forty-six".