38117484 has 54 divisors (see below), whose sum is σ = 99868860. Its totient is φ = 12257952.

The previous prime is 38117473. The next prime is 38117489. The reversal of 38117484 is 48471183.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (38117489) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 29647 + ... + 30905.

Almost surely, 2^38117484 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38117484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49934430).

38117484 is an abundant number, since it is smaller than the sum of its proper divisors (61751376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38117484 is a wasteful number, since it uses less digits than its factorization.

38117484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327 (or 1293 counting only the distinct ones).

The product of its digits is 21504, while the sum is 36.

The square root of 38117484 is about 6173.9358597251. The cubic root of 38117484 is about 336.5436564404.

The spelling of 38117484 in words is "thirty-eight million, one hundred seventeen thousand, four hundred eighty-four".