340353045 has 24 divisors (see below), whose sum is σ = 595366200. Its totient is φ = 179853696.

The previous prime is 340353043. The next prime is 340353049. The reversal of 340353045 is 540353043.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 76842756 + 263510289 = 8766^2 + 16233^2 .

It is not a de Polignac number, because 340353045 - 2¹ = 340353043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340353043) 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, 29790 + ... + 39599.

It is an arithmetic number, because the mean of its divisors is an integer number (24806925).

Almost surely, 2^340353045 is an apocalyptic number.

It is an amenable number.

340353045 is a deficient number, since it is larger than the sum of its proper divisors (255013155).

340353045 is a wasteful number, since it uses less digits than its factorization.

340353045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69509 (or 69506 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 340353045 is about 18448.6597074151. The cubic root of 340353045 is about 698.1946984660.

The spelling of 340353045 in words is "three hundred forty million, three hundred fifty-three thousand, forty-five".