6533490 has 32 divisors (see below), whose sum is σ = 15863040. Its totient is φ = 1721984.

The previous prime is 6533489. The next prime is 6533503. The reversal of 6533490 is 943356.

It is a happy number.

6533490 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1447 + ... + 3893.

It is an arithmetic number, because the mean of its divisors is an integer number (495720).

Almost surely, 2^6533490 is an apocalyptic number.

6533490 is an abundant number, since it is smaller than the sum of its proper divisors (9329550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6533490 is a wasteful number, since it uses less digits than its factorization.

6533490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2546.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 6533490 is about 2556.0692478882. The cubic root of 6533490 is about 186.9455263754.

The spelling of 6533490 in words is "six million, five hundred thirty-three thousand, four hundred ninety".