38378386 has 8 divisors (see below), whose sum is σ = 57645900. Its totient is φ = 19163088.

The previous prime is 38378357. The next prime is 38378393. The reversal of 38378386 is 68387383.

It can be written as a sum of positive squares in 2 ways, for example, as 38378025 + 361 = 6195^2 + 19^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11161 + ... + 14188.

Almost surely, 2^38378386 is an apocalyptic number.

38378386 is a deficient number, since it is larger than the sum of its proper divisors (19267514).

38378386 is a wasteful number, since it uses less digits than its factorization.

38378386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26108.

The product of its digits is 580608, while the sum is 46.

The square root of 38378386 is about 6195.0291363318. The cubic root of 38378386 is about 337.3097557907.

The spelling of 38378386 in words is "thirty-eight million, three hundred seventy-eight thousand, three hundred eighty-six".