340489063 has 6 divisors (see below), whose sum is σ = 359353104. Its totient is φ = 322568244.

The previous prime is 340489003. The next prime is 340489067. The reversal of 340489063 is 360984043.

It is not a de Polignac number, because 340489063 - 2²⁵ = 306934631 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 (340489067) 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, 471231 + ... + 471952.

It is an arithmetic number, because the mean of its divisors is an integer number (59892184).

Almost surely, 2^340489063 is an apocalyptic number.

340489063 is a deficient number, since it is larger than the sum of its proper divisors (18864041).

340489063 is an equidigital number, since it uses as much as digits as its factorization.

340489063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943221 (or 943202 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 340489063 is about 18452.3457316407. The cubic root of 340489063 is about 698.2876944495.

The spelling of 340489063 in words is "three hundred forty million, four hundred eighty-nine thousand, sixty-three".