993048938 has 16 divisors (see below), whose sum is σ = 1703592000. Its totient is φ = 425286816.

The previous prime is 993048937. The next prime is 993048949. The reversal of 993048938 is 839840399.

It is a super-2 number, since 2×993048938² = 1972292386525855688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 993048938.

It is not an unprimeable number, because it can be changed into a prime (993048937) 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, 4688 + ... + 44811.

It is an arithmetic number, because the mean of its divisors is an integer number (106474500).

Almost surely, 2^993048938 is an apocalyptic number.

993048938 is a deficient number, since it is larger than the sum of its proper divisors (710543062).

993048938 is a wasteful number, since it uses less digits than its factorization.

993048938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50941.

The product of its (nonzero) digits is 1679616, while the sum is 53.

The square root of 993048938 is about 31512.6790038549. The cubic root of 993048938 is about 997.6775899201.

The spelling of 993048938 in words is "nine hundred ninety-three million, forty-eight thousand, nine hundred thirty-eight".