38454117 has 16 divisors (see below), whose sum is σ = 55489728. Its totient is φ = 23546880.

The previous prime is 38454109. The next prime is 38454121. The reversal of 38454117 is 71145483.

It is not a de Polignac number, because 38454117 - 2³ = 38454109 is a prime.

It is a super-2 number, since 2×38454117² = 2957438228499378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38454107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5893 + ... + 10565.

It is an arithmetic number, because the mean of its divisors is an integer number (3468108).

Almost surely, 2^38454117 is an apocalyptic number.

It is an amenable number.

38454117 is a deficient number, since it is larger than the sum of its proper divisors (17035611).

38454117 is a wasteful number, since it uses less digits than its factorization.

38454117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4900.

The product of its digits is 13440, while the sum is 33.

The square root of 38454117 is about 6201.1383632362. The cubic root of 38454117 is about 337.5314779968.

The spelling of 38454117 in words is "thirty-eight million, four hundred fifty-four thousand, one hundred seventeen".