340860487 has 8 divisors (see below), whose sum is σ = 371991312. Its totient is φ = 309753600.

The previous prime is 340860479. The next prime is 340860491. The reversal of 340860487 is 784068043.

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 340860487 - 2³ = 340860479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340860787) 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, 37687 + ... + 45847.

It is an arithmetic number, because the mean of its divisors is an integer number (46498914).

Almost surely, 2^340860487 is an apocalyptic number.

340860487 is a deficient number, since it is larger than the sum of its proper divisors (31130825).

340860487 is a wasteful number, since it uses less digits than its factorization.

340860487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11969.

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 340860487 is about 18462.4073999032. The cubic root of 340860487 is about 698.5415122522.

The spelling of 340860487 in words is "three hundred forty million, eight hundred sixty thousand, four hundred eighty-seven".