6045921 has 20 divisors (see below), whose sum is σ = 10322752. Its totient is φ = 3454488.

The previous prime is 6045917. The next prime is 6045937. The reversal of 6045921 is 1295406.

6045921 is a `hidden beast` number, since 604 + 59 + 2 + 1 = 666.

It is not a de Polignac number, because 6045921 - 2² = 6045917 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

6045921 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6045521) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4765 + ... + 5898.

Almost surely, 2^6045921 is an apocalyptic number.

It is an amenable number.

6045921 is a deficient number, since it is larger than the sum of its proper divisors (4276831).

6045921 is a wasteful number, since it uses less digits than its factorization.

6045921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10682 (or 10673 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 6045921 is about 2458.8454607803. The cubic root of 6045921 is about 182.1744593708.

The spelling of 6045921 in words is "six million, forty-five thousand, nine hundred twenty-one".