993420250 has 32 divisors (see below), whose sum is σ = 1872234000. Its totient is φ = 394686400.

The previous prime is 993420227. The next prime is 993420251. The reversal of 993420250 is 52024399.

It can be written as a sum of positive squares in 8 ways, for example, as 83010321 + 910409929 = 9111^2 + 30173^2 .

It is a super-2 number, since 2×993420250² = 1973767586220125000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (993420251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23916 + ... + 50584.

Almost surely, 2^993420250 is an apocalyptic number.

993420250 is a deficient number, since it is larger than the sum of its proper divisors (878813750).

993420250 is a wasteful number, since it uses less digits than its factorization.

993420250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26835 (or 26825 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 993420250 is about 31518.5699231421. The cubic root of 993420250 is about 997.8019219931.

The spelling of 993420250 in words is "nine hundred ninety-three million, four hundred twenty thousand, two hundred fifty".