6247145 has 8 divisors (see below), whose sum is σ = 7822656. Its totient is φ = 4780336.

The previous prime is 6247127. The next prime is 6247159. The reversal of 6247145 is 5417426.

6247145 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6247145 - 2⁶ = 6247081 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27047 + ... + 27276.

It is an arithmetic number, because the mean of its divisors is an integer number (977832).

Almost surely, 2^6247145 is an apocalyptic number.

It is an amenable number.

6247145 is a deficient number, since it is larger than the sum of its proper divisors (1575511).

6247145 is a wasteful number, since it uses less digits than its factorization.

6247145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54351.

The product of its digits is 6720, while the sum is 29.

The square root of 6247145 is about 2499.4289347769. The cubic root of 6247145 is about 184.1735229004.

The spelling of 6247145 in words is "six million, two hundred forty-seven thousand, one hundred forty-five".