38998101 has 4 divisors (see below), whose sum is σ = 51997472. Its totient is φ = 25998732.

The previous prime is 38998081. The next prime is 38998123. The reversal of 38998101 is 10189983.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10189983 = 3 ⋅3396661.

It is not a de Polignac number, because 38998101 - 2¹¹ = 38996053 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 38998101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38998151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6499681 + ... + 6499686.

It is an arithmetic number, because the mean of its divisors is an integer number (12999368).

Almost surely, 2^38998101 is an apocalyptic number.

It is an amenable number.

38998101 is a deficient number, since it is larger than the sum of its proper divisors (12999371).

38998101 is a wasteful number, since it uses less digits than its factorization.

38998101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12999370.

The product of its (nonzero) digits is 15552, while the sum is 39.

The square root of 38998101 is about 6244.8459548655. The cubic root of 38998101 is about 339.1156400150.

The spelling of 38998101 in words is "thirty-eight million, nine hundred ninety-eight thousand, one hundred one".