38998822 has 4 divisors (see below), whose sum is σ = 58498236. Its totient is φ = 19499410.

The previous prime is 38998801. The next prime is 38998847. The reversal of 38998822 is 22889983.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22889983 = 179 ⋅127877.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9749704 + ... + 9749707.

It is an arithmetic number, because the mean of its divisors is an integer number (14624559).

Almost surely, 2^38998822 is an apocalyptic number.

38998822 is a deficient number, since it is larger than the sum of its proper divisors (19499414).

38998822 is a wasteful number, since it uses less digits than its factorization.

38998822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19499413.

The product of its digits is 497664, while the sum is 49.

The square root of 38998822 is about 6244.9036822036. The cubic root of 38998822 is about 339.1177298678.

It can be divided in two parts, 3899 and 8822, that added together give a palindrome (12721).

The spelling of 38998822 in words is "thirty-eight million, nine hundred ninety-eight thousand, eight hundred twenty-two".