993473936 has 120 divisors (see below), whose sum is σ = 2418059520. Its totient is φ = 387099648.

The previous prime is 993473933. The next prime is 993473947. The reversal of 993473936 is 639374399.

It is a super-2 number, since 2×993473936² = 1973980923022664192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (993473933) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1381385 + ... + 1382103.

It is an arithmetic number, because the mean of its divisors is an integer number (20150496).

Almost surely, 2^993473936 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 993473936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1209029760).

993473936 is an abundant number, since it is smaller than the sum of its proper divisors (1424585584).

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

993473936 is a wasteful number, since it uses less digits than its factorization.

993473936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833 (or 814 counting only the distinct ones).

The product of its digits is 3306744, while the sum is 53.

The square root of 993473936 is about 31519.4215682966. The cubic root of 993473936 is about 997.8198959335.

The spelling of 993473936 in words is "nine hundred ninety-three million, four hundred seventy-three thousand, nine hundred thirty-six".