38419998 has 8 divisors (see below), whose sum is σ = 76840008. Its totient is φ = 12806664.

The previous prime is 38419981. The next prime is 38419999. The reversal of 38419998 is 89991483.

It is a happy number.

38419998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

38419998 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 38419998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38419999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3201661 + ... + 3201672.

It is an arithmetic number, because the mean of its divisors is an integer number (9605001).

Almost surely, 2^38419998 is an apocalyptic number.

38419998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

38419998 is a wasteful number, since it uses less digits than its factorization.

38419998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6403338.

The product of its digits is 559872, while the sum is 51.

The square root of 38419998 is about 6198.3867255924. The cubic root of 38419998 is about 337.4316218127.

The spelling of 38419998 in words is "thirty-eight million, four hundred nineteen thousand, nine hundred ninety-eight".