340504245 has 24 divisors (see below), whose sum is σ = 594127872. Its totient is φ = 180396000.

The previous prime is 340504231. The next prime is 340504247. The reversal of 340504245 is 542405043.

It is not a de Polignac number, because 340504245 - 2²¹ = 338407093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340504247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18261 + ... + 31850.

It is an arithmetic number, because the mean of its divisors is an integer number (24755328).

Almost surely, 2^340504245 is an apocalyptic number.

It is an amenable number.

340504245 is a deficient number, since it is larger than the sum of its proper divisors (253623627).

340504245 is a wasteful number, since it uses less digits than its factorization.

340504245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50273 (or 50270 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 340504245 is about 18452.7571110661. The cubic root of 340504245 is about 698.2980728996.

Adding to 340504245 its reverse (542405043), we get a palindrome (882909288).

The spelling of 340504245 in words is "three hundred forty million, five hundred four thousand, two hundred forty-five".