340040063 has 8 divisors (see below), whose sum is σ = 371332560. Its totient is φ = 308810880.

The previous prime is 340040053. The next prime is 340040143. The reversal of 340040063 is 360040043.

It is a happy number.

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 340040063 - 2¹⁴ = 340023679 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 (340040003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4220 + ... + 26417.

It is an arithmetic number, because the mean of its divisors is an integer number (46416570).

Almost surely, 2^340040063 is an apocalyptic number.

340040063 is a deficient number, since it is larger than the sum of its proper divisors (31292497).

340040063 is a wasteful number, since it uses less digits than its factorization.

340040063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31657.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 340040063 is about 18440.1752432020. The cubic root of 340040063 is about 697.9806174370.

Subtracting from 340040063 its sum of digits (20), we obtain a palindrome (340040043).

The spelling of 340040063 in words is "three hundred forty million, forty thousand, sixty-three".