2158468 has 36 divisors (see below), whose sum is σ = 4263168. Its totient is φ = 954720.

The previous prime is 2158459. The next prime is 2158477. The reversal of 2158468 is 8648512.

It is an interprime number because it is at equal distance from previous prime (2158459) and next prime (2158477).

It is a zygodrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20905 + ... + 21007.

2^2158468 is an apocalyptic number.

It is an amenable number.

2158468 is a deficient number, since it is larger than the sum of its proper divisors (2104700).

2158468 is a wasteful number, since it uses less digits than its factorization.

2158468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 149 counting only the distinct ones).

The product of its digits is 15360, while the sum is 34.

The square root of 2158468 is about 1469.1725562370. The cubic root of 2158468 is about 129.2355131188.

The spelling of 2158468 in words is "two million, one hundred fifty-eight thousand, four hundred sixty-eight".