340442275 has 18 divisors (see below), whose sum is σ = 426548220. Its totient is φ = 269530560.

The previous prime is 340442273. The next prime is 340442287. The reversal of 340442275 is 572244043.

It is a happy number.

It is not a de Polignac number, because 340442275 - 2¹ = 340442273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340442273) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1087519 + ... + 1087831.

Almost surely, 2^340442275 is an apocalyptic number.

340442275 is a deficient number, since it is larger than the sum of its proper divisors (86105945).

340442275 is an equidigital number, since it uses as much as digits as its factorization.

340442275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775 (or 457 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 31.

The square root of 340442275 is about 18451.0778817932. The cubic root of 340442275 is about 698.2557081248.

The spelling of 340442275 in words is "three hundred forty million, four hundred forty-two thousand, two hundred seventy-five".