6245644 has 12 divisors (see below), whose sum is σ = 10947384. Its totient is φ = 3117824.

The previous prime is 6245609. The next prime is 6245651. The reversal of 6245644 is 4465426.

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, 4227 + ... + 5509.

It is an arithmetic number, because the mean of its divisors is an integer number (912282).

Almost surely, 2^6245644 is an apocalyptic number.

It is an amenable number.

6245644 is a deficient number, since it is larger than the sum of its proper divisors (4701740).

6245644 is a wasteful number, since it uses less digits than its factorization.

6245644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2504 (or 2502 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 6245644 is about 2499.1286481492. The cubic root of 6245644 is about 184.1587712764.

It can be divided in two parts, 62456 and 44, that added together give a square (62500 = 250²).

The spelling of 6245644 in words is "six million, two hundred forty-five thousand, six hundred forty-four".