6424545 has 8 divisors (see below), whose sum is σ = 10279296. Its totient is φ = 3426416.

The previous prime is 6424531. The next prime is 6424547. The reversal of 6424545 is 5454246.

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

It is a cyclic number.

It is not a de Polignac number, because 6424545 - 2⁴ = 6424529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6424547) 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, 214137 + ... + 214166.

It is an arithmetic number, because the mean of its divisors is an integer number (1284912).

Almost surely, 2^6424545 is an apocalyptic number.

It is an amenable number.

6424545 is a deficient number, since it is larger than the sum of its proper divisors (3854751).

6424545 is a wasteful number, since it uses less digits than its factorization.

6424545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428311.

The product of its digits is 19200, while the sum is 30.

The square root of 6424545 is about 2534.6686173936. The cubic root of 6424545 is about 185.9006001441.

Subtracting from 6424545 its reverse (5454246), we obtain a cube (970299 = 99³).

The spelling of 6424545 in words is "six million, four hundred twenty-four thousand, five hundred forty-five".