340552331 has 8 divisors (see below), whose sum is σ = 394129920. Its totient is φ = 288206568.

The previous prime is 340552327. The next prime is 340552339. The reversal of 340552331 is 133255043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340552331 - 2² = 340552327 is a prime.

It is a super-2 number, since 2×340552331² = 231951780299067122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340552331.

It is not an unprimeable number, because it can be changed into a prime (340552339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307361 + ... + 308466.

It is an arithmetic number, because the mean of its divisors is an integer number (49266240).

Almost surely, 2^340552331 is an apocalyptic number.

340552331 is a deficient number, since it is larger than the sum of its proper divisors (53577589).

340552331 is an equidigital number, since it uses as much as digits as its factorization.

340552331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615913.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 340552331 is about 18454.0600139915. The cubic root of 340552331 is about 698.3309425638.

The spelling of 340552331 in words is "three hundred forty million, five hundred fifty-two thousand, three hundred thirty-one".