38286117 has 6 divisors (see below), whose sum is σ = 55302182. Its totient is φ = 25524072.

The previous prime is 38286113. The next prime is 38286133. The reversal of 38286117 is 71168283.

38286117 is a `hidden beast` number, since 38 + 2 + 8 + 611 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 37933281 + 352836 = 6159^2 + 594^2 .

It is not a de Polignac number, because 38286117 - 2² = 38286113 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38286113) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2126998 + ... + 2127015.

Almost surely, 2^38286117 is an apocalyptic number.

It is an amenable number.

38286117 is a deficient number, since it is larger than the sum of its proper divisors (17016065).

38286117 is a wasteful number, since it uses less digits than its factorization.

38286117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4254019 (or 4254016 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 38286117 is about 6187.5776358766. The cubic root of 38286117 is about 337.0392197543.

The spelling of 38286117 in words is "thirty-eight million, two hundred eighty-six thousand, one hundred seventeen".