38319398 has 12 divisors (see below), whose sum is σ = 62241228. Its totient is φ = 17685720.

The previous prime is 38319397. The next prime is 38319401. The reversal of 38319398 is 89391383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38319397) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 56348 + ... + 57023.

It is an arithmetic number, because the mean of its divisors is an integer number (5186769).

Almost surely, 2^38319398 is an apocalyptic number.

38319398 is a deficient number, since it is larger than the sum of its proper divisors (23921830).

38319398 is a wasteful number, since it uses less digits than its factorization.

38319398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113399 (or 113386 counting only the distinct ones).

The product of its digits is 139968, while the sum is 44.

The square root of 38319398 is about 6190.2663916830. The cubic root of 38319398 is about 337.1368509108.

The spelling of 38319398 in words is "thirty-eight million, three hundred nineteen thousand, three hundred ninety-eight".