742203331 has 2 divisors, whose sum is σ = 742203332. Its totient is φ = 742203330.

The previous prime is 742203311. The next prime is 742203359. The reversal of 742203331 is 133302247.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 742203331 - 2⁵ = 742203299 is a prime.

It is a super-2 number, since 2×742203331² = 1101731569094991122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 742203296 and 742203305.

It is not a weakly prime, because it can be changed into another prime (742203311) by changing a digit.

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, 371101665 + 371101666.

It is an arithmetic number, because the mean of its divisors is an integer number (371101666).

Almost surely, 2^742203331 is an apocalyptic number.

742203331 is a deficient number, since it is larger than the sum of its proper divisors (1).

742203331 is an equidigital number, since it uses as much as digits as its factorization.

742203331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 742203331 is about 27243.4089460185. The cubic root of 742203331 is about 905.4009927969.

Adding to 742203331 its reverse (133302247), we get a palindrome (875505578).

The spelling of 742203331 in words is "seven hundred forty-two million, two hundred three thousand, three hundred thirty-one".