6490430 has 32 divisors (see below), whose sum is σ = 12563424. Its totient is φ = 2405376.

The previous prime is 6490427. The next prime is 6490483. The reversal of 6490430 is 340946.

It is a self number, because there is not a number n which added to its sum of digits gives 6490430.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12149 + ... + 12671.

It is an arithmetic number, because the mean of its divisors is an integer number (392607).

Almost surely, 2^6490430 is an apocalyptic number.

6490430 is a deficient number, since it is larger than the sum of its proper divisors (6072994).

6490430 is a wasteful number, since it uses less digits than its factorization.

6490430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 6490430 is about 2547.6322340558. The cubic root of 6490430 is about 186.5339227730.

The spelling of 6490430 in words is "six million, four hundred ninety thousand, four hundred thirty".