38384386 has 16 divisors (see below), whose sum is σ = 59880960. Its totient is φ = 18433440.

The previous prime is 38384347. The next prime is 38384387. The reversal of 38384386 is 68348383.

It is a super-2 number, since 2×38384386² = 2946722177193992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (38384387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6235 + ... + 10753.

It is an arithmetic number, because the mean of its divisors is an integer number (3742560).

Almost surely, 2^38384386 is an apocalyptic number.

38384386 is a deficient number, since it is larger than the sum of its proper divisors (21496574).

38384386 is a wasteful number, since it uses less digits than its factorization.

38384386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4689.

The product of its digits is 331776, while the sum is 43.

The square root of 38384386 is about 6195.5133766299. The cubic root of 38384386 is about 337.3273329853.

The spelling of 38384386 in words is "thirty-eight million, three hundred eighty-four thousand, three hundred eighty-six".