6485428 has 6 divisors (see below), whose sum is σ = 11349506. Its totient is φ = 3242712.

The previous prime is 6485419. The next prime is 6485429. The reversal of 6485428 is 8245846.

It can be written as a sum of positive squares in only one way, i.e., 6290064 + 195364 = 2508^2 + 442^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6485429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 810675 + ... + 810682.

Almost surely, 2^6485428 is an apocalyptic number.

It is an amenable number.

6485428 is a deficient number, since it is larger than the sum of its proper divisors (4864078).

6485428 is a wasteful number, since it uses less digits than its factorization.

6485428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1621361 (or 1621359 counting only the distinct ones).

The product of its digits is 61440, while the sum is 37.

The square root of 6485428 is about 2546.6503489879. The cubic root of 6485428 is about 186.4859915638.

The spelling of 6485428 in words is "six million, four hundred eighty-five thousand, four hundred twenty-eight".