6244624 has 10 divisors (see below), whose sum is σ = 12098990. Its totient is φ = 3122304.

The previous prime is 6244621. The next prime is 6244643. The reversal of 6244624 is 4264426.

It can be written as a sum of positive squares in only one way, i.e., 3873024 + 2371600 = 1968^2 + 1540^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6244592 and 6244601.

It is not an unprimeable number, because it can be changed into a prime (6244621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 195129 + ... + 195160.

It is an arithmetic number, because the mean of its divisors is an integer number (1209899).

Almost surely, 2^6244624 is an apocalyptic number.

It is an amenable number.

6244624 is a deficient number, since it is larger than the sum of its proper divisors (5854366).

6244624 is a wasteful number, since it uses less digits than its factorization.

6244624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390297 (or 390291 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 6244624 is about 2498.9245686895. The cubic root of 6244624 is about 184.1487455063.

The spelling of 6244624 in words is "six million, two hundred forty-four thousand, six hundred twenty-four".