297052066 has 8 divisors (see below), whose sum is σ = 452882844. Its totient is φ = 146091120.

The previous prime is 297052051. The next prime is 297052069. The reversal of 297052066 is 660250792.

It can be written as a sum of positive squares in 2 ways, for example, as 214769025 + 82283041 = 14655^2 + 9071^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (297052069) 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, 1217305 + ... + 1217548.

Almost surely, 2^297052066 is an apocalyptic number.

297052066 is a deficient number, since it is larger than the sum of its proper divisors (155830778).

297052066 is a wasteful number, since it uses less digits than its factorization.

297052066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2434916.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 297052066 is about 17235.1984612885. The cubic root of 297052066 is about 667.2330126865.

The spelling of 297052066 in words is "two hundred ninety-seven million, fifty-two thousand, sixty-six".