297545442 has 16 divisors (see below), whose sum is σ = 602624640. Its totient is φ = 97926192.

The previous prime is 297545431. The next prime is 297545447. The reversal of 297545442 is 244545792.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 297545394 and 297545403.

It is not an unprimeable number, because it can be changed into a prime (297545447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313393 + ... + 314340.

It is an arithmetic number, because the mean of its divisors is an integer number (37664040).

Almost surely, 2^297545442 is an apocalyptic number.

297545442 is an abundant number, since it is smaller than the sum of its proper divisors (305079198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

297545442 is a wasteful number, since it uses less digits than its factorization.

297545442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627817.

The product of its digits is 403200, while the sum is 42.

The square root of 297545442 is about 17249.5055581312. The cubic root of 297545442 is about 667.6022124614.

The spelling of 297545442 in words is "two hundred ninety-seven million, five hundred forty-five thousand, four hundred forty-two".