340316887 has 4 divisors (see below), whose sum is σ = 340390576. Its totient is φ = 340243200.

The previous prime is 340316833. The next prime is 340316903. The reversal of 340316887 is 788613043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 788613043 = 269 ⋅2931647.

It is a cyclic number.

It is not a de Polignac number, because 340316887 - 2⁷ = 340316759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340316807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29418 + ... + 39319.

It is an arithmetic number, because the mean of its divisors is an integer number (85097644).

Almost surely, 2^340316887 is an apocalyptic number.

340316887 is a deficient number, since it is larger than the sum of its proper divisors (73689).

340316887 is an equidigital number, since it uses as much as digits as its factorization.

340316887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73688.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 340316887 is about 18447.6797185988. The cubic root of 340316887 is about 698.1699729461.

The spelling of 340316887 in words is "three hundred forty million, three hundred sixteen thousand, eight hundred eighty-seven".