242003425 has 6 divisors (see below), whose sum is σ = 300084278. Its totient is φ = 193602720.

The previous prime is 242003417. The next prime is 242003431. The reversal of 242003425 is 524300242.

It can be written as a sum of positive squares in 3 ways, for example, as 3825936 + 238177489 = 1956^2 + 15433^2 .

It is not a de Polignac number, because 242003425 - 2³ = 242003417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242003396 and 242003405.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4840044 + ... + 4840093.

Almost surely, 2^242003425 is an apocalyptic number.

242003425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

242003425 is a deficient number, since it is larger than the sum of its proper divisors (58080853).

242003425 is an equidigital number, since it uses as much as digits as its factorization.

242003425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9680147 (or 9680142 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 242003425 is about 15556.4592693839. The cubic root of 242003425 is about 623.1709082995.

Adding to 242003425 its reverse (524300242), we get a palindrome (766303667).

The spelling of 242003425 in words is "two hundred forty-two million, three thousand, four hundred twenty-five".