340248577 has 4 divisors (see below), whose sum is σ = 340608816. Its totient is φ = 339888340.

The previous prime is 340248563. The next prime is 340248589. The reversal of 340248577 is 775842043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 340248577 - 2¹⁹ = 339724289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340248277) 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, 178699 + ... + 180592.

It is an arithmetic number, because the mean of its divisors is an integer number (85152204).

Almost surely, 2^340248577 is an apocalyptic number.

It is an amenable number.

340248577 is a deficient number, since it is larger than the sum of its proper divisors (360239).

340248577 is an equidigital number, since it uses as much as digits as its factorization.

340248577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360238.

The product of its (nonzero) digits is 188160, while the sum is 40.

The square root of 340248577 is about 18445.8281733296. The cubic root of 340248577 is about 698.1232565043.

The spelling of 340248577 in words is "three hundred forty million, two hundred forty-eight thousand, five hundred seventy-seven".