6492090 has 64 divisors (see below), whose sum is σ = 17252352. Its totient is φ = 1550400.

The previous prime is 6492071. The next prime is 6492103. The reversal of 6492090 is 902946.

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

It is a congruent number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 33895 + ... + 34085.

It is an arithmetic number, because the mean of its divisors is an integer number (269568).

Almost surely, 2^6492090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6492090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8626176).

6492090 is an abundant number, since it is smaller than the sum of its proper divisors (10760262).

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

6492090 is a wasteful number, since it uses less digits than its factorization.

6492090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 6492090 is about 2547.9580059334. The cubic root of 6492090 is about 186.5498241292.

The spelling of 6492090 in words is "six million, four hundred ninety-two thousand, ninety".