12028270 has 8 divisors (see below), whose sum is σ = 21650904. Its totient is φ = 4811304.

The previous prime is 12028267. The next prime is 12028319. The reversal of 12028270 is 7282021.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601404 + ... + 601423.

It is an arithmetic number, because the mean of its divisors is an integer number (2706363).

Almost surely, 2^12028270 is an apocalyptic number.

12028270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12028270 is a deficient number, since it is larger than the sum of its proper divisors (9622634).

12028270 is a wasteful number, since it uses less digits than its factorization.

12028270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202834.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 12028270 is about 3468.1796377927. The cubic root of 12028270 is about 229.1224912463.

The spelling of 12028270 in words is "twelve million, twenty-eight thousand, two hundred seventy".