993203712 has 120 divisors (see below), whose sum is σ = 2910140376. Its totient is φ = 326025216.

The previous prime is 993203711. The next prime is 993203713. The reversal of 993203712 is 217302399.

It is an interprime number because it is at equal distance from previous prime (993203711) and next prime (993203713).

It is a super-2 number, since 2×993203712² = 1972907227061157888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (993203711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 307128 + ... + 310344.

Almost surely, 2^993203712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 993203712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1455070188).

993203712 is an abundant number, since it is smaller than the sum of its proper divisors (1916936664).

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

993203712 is a wasteful number, since it uses less digits than its factorization.

993203712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3308 (or 3289 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The square root of 993203712 is about 31515.1346498789. The cubic root of 993203712 is about 997.7294190308.

The spelling of 993203712 in words is "nine hundred ninety-three million, two hundred three thousand, seven hundred twelve".