340145450 has 12 divisors (see below), whose sum is σ = 632670630. Its totient is φ = 136058160.

The previous prime is 340145431. The next prime is 340145473. The reversal of 340145450 is 54541043.

It can be written as a sum of positive squares in 3 ways, for example, as 190743721 + 149401729 = 13811^2 + 12223^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3401405 + ... + 3401504.

Almost surely, 2^340145450 is an apocalyptic number.

340145450 is a deficient number, since it is larger than the sum of its proper divisors (292525180).

340145450 is a wasteful number, since it uses less digits than its factorization.

340145450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6802921 (or 6802916 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 340145450 is about 18443.0325597500. The cubic root of 340145450 is about 698.0527172604.

Adding to 340145450 its reverse (54541043), we get a palindrome (394686493).

The spelling of 340145450 in words is "three hundred forty million, one hundred forty-five thousand, four hundred fifty".