38711998 has 16 divisors (see below), whose sum is σ = 62694576. Its totient is φ = 17821440.

The previous prime is 38711993. The next prime is 38712001. The reversal of 38711998 is 89911783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38711993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9838 + ... + 13198.

It is an arithmetic number, because the mean of its divisors is an integer number (3918411).

Almost surely, 2^38711998 is an apocalyptic number.

38711998 is a deficient number, since it is larger than the sum of its proper divisors (23982578).

38711998 is a wasteful number, since it uses less digits than its factorization.

38711998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3819.

The product of its digits is 108864, while the sum is 46.

The square root of 38711998 is about 6221.8966561652. The cubic root of 38711998 is about 338.2843154711.

The spelling of 38711998 in words is "thirty-eight million, seven hundred eleven thousand, nine hundred ninety-eight".