993804752 has 20 divisors (see below), whose sum is σ = 1930458660. Its totient is φ = 495621888.

The previous prime is 993804739. The next prime is 993804761. The reversal of 993804752 is 257408399.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 72318016 + 921486736 = 8504^2 + 30356^2 .

It is a junction number, because it is equal to n+sod(n) for n = 993804697 and 993804706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73613 + ... + 86060.

It is an arithmetic number, because the mean of its divisors is an integer number (96522933).

Almost surely, 2^993804752 is an apocalyptic number.

It is an amenable number.

993804752 is a deficient number, since it is larger than the sum of its proper divisors (936653908).

993804752 is a wasteful number, since it uses less digits than its factorization.

993804752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160070 (or 160064 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 993804752 is about 31524.6689435432. The cubic root of 993804752 is about 997.9306380282.

The spelling of 993804752 in words is "nine hundred ninety-three million, eight hundred four thousand, seven hundred fifty-two".