993228452 has 6 divisors (see below), whose sum is σ = 1738149798. Its totient is φ = 496614224.

The previous prime is 993228421. The next prime is 993228461. The reversal of 993228452 is 254822399.

It can be written as a sum of positive squares in only one way, i.e., 631315876 + 361912576 = 25126^2 + 19024^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124153553 + ... + 124153560.

It is an arithmetic number, because the mean of its divisors is an integer number (289691633).

Almost surely, 2^993228452 is an apocalyptic number.

It is an amenable number.

993228452 is a deficient number, since it is larger than the sum of its proper divisors (744921346).

993228452 is a wasteful number, since it uses less digits than its factorization.

993228452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248307117 (or 248307115 counting only the distinct ones).

The product of its digits is 311040, while the sum is 44.

The square root of 993228452 is about 31515.5271572601. The cubic root of 993228452 is about 997.7377032060.

The spelling of 993228452 in words is "nine hundred ninety-three million, two hundred twenty-eight thousand, four hundred fifty-two".