6451090 has 16 divisors (see below), whose sum is σ = 11640960. Its totient is φ = 2574000.

The previous prime is 6451087. The next prime is 6451091. The reversal of 6451090 is 901546.

It is not an unprimeable number, because it can be changed into a prime (6451091) 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, 7081 + ... + 7939.

It is an arithmetic number, because the mean of its divisors is an integer number (727560).

Almost surely, 2^6451090 is an apocalyptic number.

6451090 is a deficient number, since it is larger than the sum of its proper divisors (5189870).

6451090 is a wasteful number, since it uses less digits than its factorization.

6451090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1617.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 6451090 is about 2539.8996043151. The cubic root of 6451090 is about 186.1562836481.

The spelling of 6451090 in words is "six million, four hundred fifty-one thousand, ninety".