297485623 has 2 divisors, whose sum is σ = 297485624. Its totient is φ = 297485622.

The previous prime is 297485609. The next prime is 297485659. The reversal of 297485623 is 326584792.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-297485623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (297485423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 148742811 + 148742812.

It is an arithmetic number, because the mean of its divisors is an integer number (148742812).

Almost surely, 2^297485623 is an apocalyptic number.

297485623 is a deficient number, since it is larger than the sum of its proper divisors (1).

297485623 is an equidigital number, since it uses as much as digits as its factorization.

297485623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 46.

The square root of 297485623 is about 17247.7715372160. The cubic root of 297485623 is about 667.5574708661.

The spelling of 297485623 in words is "two hundred ninety-seven million, four hundred eighty-five thousand, six hundred twenty-three".