340440771 has 8 divisors (see below), whose sum is σ = 495186624. Its totient is φ = 206327720.

The previous prime is 340440743. The next prime is 340440781. The reversal of 340440771 is 177044043.

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 340440771 - 2⁵ = 340440739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340440781) 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, 5158161 + ... + 5158226.

It is an arithmetic number, because the mean of its divisors is an integer number (61898328).

Almost surely, 2^340440771 is an apocalyptic number.

340440771 is a deficient number, since it is larger than the sum of its proper divisors (154745853).

340440771 is a wasteful number, since it uses less digits than its factorization.

340440771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10316401.

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 340440771 is about 18451.0371253217. The cubic root of 340440771 is about 698.2546798759.

The spelling of 340440771 in words is "three hundred forty million, four hundred forty thousand, seven hundred seventy-one".