993488 has 20 divisors (see below), whose sum is σ = 1987968. Its totient is φ = 480480.

The previous prime is 993481. The next prime is 993493. The reversal of 993488 is 884399.

993488 is an admirable number.

It is a super-2 number, since 2×993488² = 1974036812288, which contains 22 as substring.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 993488.

It is not an unprimeable number, because it can be changed into a prime (993481) by changing a digit.

993488 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506 + ... + 1497.

2⁹⁹³⁴⁸⁸ is an apocalyptic number.

It is an amenable number.

993488 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

993488 is a wasteful number, since it uses less digits than its factorization.

993488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042 (or 2036 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 993488 is about 996.7386819021. The cubic root of 993488 is about 99.7824604419.

The spelling of 993488 in words is "nine hundred ninety-three thousand, four hundred eighty-eight".