38198448 has 120 divisors (see below), whose sum is σ = 113484800. Its totient is φ = 11975040.

The previous prime is 38198443. The next prime is 38198449. The reversal of 38198448 is 84489183.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (38198441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 191853 + ... + 192051.

Almost surely, 2^38198448 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 38198448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56742400).

38198448 is an abundant number, since it is smaller than the sum of its proper divisors (75286352).

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

38198448 is a wasteful number, since it uses less digits than its factorization.

38198448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 278 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The square root of 38198448 is about 6180.4893010182. The cubic root of 38198448 is about 336.7817680921.

The spelling of 38198448 in words is "thirty-eight million, one hundred ninety-eight thousand, four hundred forty-eight".