297497494 has 16 divisors (see below), whose sum is σ = 513128448. Its totient is φ = 126715752.

The previous prime is 297497491. The next prime is 297497503. The reversal of 297497494 is 494794792.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (297497491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62902 + ... + 67465.

It is an arithmetic number, because the mean of its divisors is an integer number (32070528).

Almost surely, 2^297497494 is an apocalyptic number.

297497494 is a deficient number, since it is larger than the sum of its proper divisors (215630954).

297497494 is a wasteful number, since it uses less digits than its factorization.

297497494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130539.

The product of its digits is 4572288, while the sum is 55.

The square root of 297497494 is about 17248.1156651966. The cubic root of 297497494 is about 667.5663502524.

The spelling of 297497494 in words is "two hundred ninety-seven million, four hundred ninety-seven thousand, four hundred ninety-four".