38394398 has 32 divisors (see below), whose sum is σ = 70041024. Its totient is φ = 15409152.

The previous prime is 38394373. The next prime is 38394403. The reversal of 38394398 is 89349383.

38394398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 83786 + ... + 84242.

It is an arithmetic number, because the mean of its divisors is an integer number (2188782).

Almost surely, 2^38394398 is an apocalyptic number.

38394398 is a deficient number, since it is larger than the sum of its proper divisors (31646626).

38394398 is a wasteful number, since it uses less digits than its factorization.

38394398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836.

The product of its digits is 559872, while the sum is 47.

The square root of 38394398 is about 6196.3213280139. The cubic root of 38394398 is about 337.3566593861.

The spelling of 38394398 in words is "thirty-eight million, three hundred ninety-four thousand, three hundred ninety-eight".