938428822 has 4 divisors (see below), whose sum is σ = 1407643236. Its totient is φ = 469214410.

The previous prime is 938428811. The next prime is 938428831. The reversal of 938428822 is 228824839.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234607204 + ... + 234607207.

It is an arithmetic number, because the mean of its divisors is an integer number (351910809).

Almost surely, 2^938428822 is an apocalyptic number.

938428822 is a deficient number, since it is larger than the sum of its proper divisors (469214414).

938428822 is a wasteful number, since it uses less digits than its factorization.

938428822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469214413.

The product of its digits is 442368, while the sum is 46.

The square root of 938428822 is about 30633.7856295953. The cubic root of 938428822 is about 979.0400227367.

The spelling of 938428822 in words is "nine hundred thirty-eight million, four hundred twenty-eight thousand, eight hundred twenty-two".