342303661 has 6 divisors (see below), whose sum is σ = 398190030. Its totient is φ = 293403096.

The previous prime is 342303649. The next prime is 342303667. The reversal of 342303661 is 166303243.

It can be written as a sum of positive squares in only one way, i.e., 342028036 + 275625 = 18494^2 + 525^2 .

It is not a de Polignac number, because 342303661 - 2⁹ = 342303149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342303667) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3492846 + ... + 3492943.

It is an arithmetic number, because the mean of its divisors is an integer number (66365005).

Almost surely, 2^342303661 is an apocalyptic number.

It is an amenable number.

342303661 is a deficient number, since it is larger than the sum of its proper divisors (55886369).

342303661 is an equidigital number, since it uses as much as digits as its factorization.

342303661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6985803 (or 6985796 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 342303661 is about 18501.4502404541. The cubic root of 342303661 is about 699.5259790784.

The spelling of 342303661 in words is "three hundred forty-two million, three hundred three thousand, six hundred sixty-one".