299268645 has 32 divisors (see below), whose sum is σ = 516641664. Its totient is φ = 147052800.

The previous prime is 299268643. The next prime is 299268649. The reversal of 299268645 is 546862992.

It is not a de Polignac number, because 299268645 - 2¹ = 299268643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (299268643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133635 + ... + 135855.

It is an arithmetic number, because the mean of its divisors is an integer number (16145052).

Almost surely, 2^299268645 is an apocalyptic number.

It is an amenable number.

299268645 is a deficient number, since it is larger than the sum of its proper divisors (217373019).

299268645 is a wasteful number, since it uses less digits than its factorization.

299268645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2933.

The product of its digits is 1866240, while the sum is 51.

The square root of 299268645 is about 17299.3827924582. The cubic root of 299268645 is about 668.8885150528. Note that the first 3 decimals are identical.

The spelling of 299268645 in words is "two hundred ninety-nine million, two hundred sixty-eight thousand, six hundred forty-five".