993477022 has 8 divisors (see below), whose sum is σ = 1490648400. Its totient is φ = 496594224.

The previous prime is 993476999. The next prime is 993477071. The reversal of 993477022 is 220774399.

It is a happy number.

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

It is a super-3 number, since 3×993477022³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 993477022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63322 + ... + 77437.

It is an arithmetic number, because the mean of its divisors is an integer number (186331050).

Almost surely, 2^993477022 is an apocalyptic number.

993477022 is a deficient number, since it is larger than the sum of its proper divisors (497171378).

993477022 is a wasteful number, since it uses less digits than its factorization.

993477022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144290.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 993477022 is about 31519.4705222026. The cubic root of 993477022 is about 997.8209290990.

The spelling of 993477022 in words is "nine hundred ninety-three million, four hundred seventy-seven thousand, twenty-two".