6456090 has 32 divisors (see below), whose sum is σ = 16407360. Its totient is φ = 1620224.

The previous prime is 6456083. The next prime is 6456113. The reversal of 6456090 is 906546.

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, 5820 + ... + 6839.

It is an arithmetic number, because the mean of its divisors is an integer number (512730).

Almost surely, 2^6456090 is an apocalyptic number.

6456090 is an abundant number, since it is smaller than the sum of its proper divisors (9951270).

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

6456090 is a wasteful number, since it uses less digits than its factorization.

6456090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12686.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 6456090 is about 2540.8837045406. The cubic root of 6456090 is about 186.2043654994.

The spelling of 6456090 in words is "six million, four hundred fifty-six thousand, ninety".