6509090 has 16 divisors (see below), whose sum is σ = 13390272. Its totient is φ = 2231664.

The previous prime is 6509033. The next prime is 6509093. The reversal of 6509090 is 909056.

It is an alternating number because its digits alternate between even and odd.

6509090 is a modest number, since divided by 9090 gives 650 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6509093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46424 + ... + 46563.

It is an arithmetic number, because the mean of its divisors is an integer number (836892).

Almost surely, 2^6509090 is an apocalyptic number.

6509090 is an abundant number, since it is smaller than the sum of its proper divisors (6881182).

6509090 is a wasteful number, since it uses less digits than its factorization.

6509090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93001.

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 6509090 is about 2551.2918296424. The cubic root of 6509090 is about 186.7125135403.

The spelling of 6509090 in words is "six million, five hundred nine thousand, ninety".