6143245 has 16 divisors (see below), whose sum is σ = 7584192. Its totient is φ = 4775680.

The previous prime is 6143243. The next prime is 6143279. The reversal of 6143245 is 5423416.

6143245 = 230² + 231² + ... + 312².

It is not a de Polignac number, because 6143245 - 2¹ = 6143243 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6143243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46830 + ... + 46960.

It is an arithmetic number, because the mean of its divisors is an integer number (474012).

Almost surely, 2^6143245 is an apocalyptic number.

It is an amenable number.

6143245 is a deficient number, since it is larger than the sum of its proper divisors (1440947).

6143245 is a wasteful number, since it uses less digits than its factorization.

6143245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332.

The product of its digits is 2880, while the sum is 25.

The square root of 6143245 is about 2478.5570398924. The cubic root of 6143245 is about 183.1467762507.

The spelling of 6143245 in words is "six million, one hundred forty-three thousand, two hundred forty-five".