6490024 has 8 divisors (see below), whose sum is σ = 12168810. Its totient is φ = 3245008.

The previous prime is 6490007. The next prime is 6490027. The reversal of 6490024 is 4200946.

It can be written as a sum of positive squares in only one way, i.e., 5712100 + 777924 = 2390^2 + 882^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (6490027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 405619 + ... + 405634.

Almost surely, 2^6490024 is an apocalyptic number.

It is an amenable number.

6490024 is a deficient number, since it is larger than the sum of its proper divisors (5678786).

6490024 is a wasteful number, since it uses less digits than its factorization.

6490024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811259 (or 811255 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 6490024 is about 2547.5525509791. The cubic root of 6490024 is about 186.5300332335.

The spelling of 6490024 in words is "six million, four hundred ninety thousand, twenty-four".