297406 has 8 divisors (see below), whose sum is σ = 458280. Its totient is φ = 144648.

The previous prime is 297403. The next prime is 297421. The reversal of 297406 is 604792.

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

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (297403) 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, 1936 + ... + 2083.

It is an arithmetic number, because the mean of its divisors is an integer number (57285).

2²⁹⁷⁴⁰⁶ is an apocalyptic number.

297406 is a deficient number, since it is larger than the sum of its proper divisors (160874).

297406 is a wasteful number, since it uses less digits than its factorization.

297406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4058.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 297406 is about 545.3494292653. The cubic root of 297406 is about 66.7497907572.

It can be divided in two parts, 297 and 406, that added together give a triangular number (703 = T₃₇).

The spelling of 297406 in words is "two hundred ninety-seven thousand, four hundred six".