2297408 has 14 divisors (see below), whose sum is σ = 4559046. Its totient is φ = 1148672.

The previous prime is 2297387. The next prime is 2297411. The reversal of 2297408 is 8047922.

It can be written as a sum of positive squares in only one way, i.e., 2096704 + 200704 = 1448^2 + 448^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17885 + ... + 18012.

2^2297408 is an apocalyptic number.

It is an amenable number.

2297408 is a deficient number, since it is larger than the sum of its proper divisors (2261638).

2297408 is an equidigital number, since it uses as much as digits as its factorization.

2297408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35909 (or 35899 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 2297408 is about 1515.7202908189. The cubic root of 2297408 is about 131.9510072238.

The spelling of 2297408 in words is "two million, two hundred ninety-seven thousand, four hundred eight".