6434090 has 32 divisors (see below), whose sum is σ = 12773376. Its totient is φ = 2318400.

The previous prime is 6434083. The next prime is 6434093. The reversal of 6434090 is 904346.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6434093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5015 + ... + 6165.

It is an arithmetic number, because the mean of its divisors is an integer number (399168).

Almost surely, 2^6434090 is an apocalyptic number.

6434090 is a deficient number, since it is larger than the sum of its proper divisors (6339286).

6434090 is a wasteful number, since it uses less digits than its factorization.

6434090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 6434090 is about 2536.5508076914. The cubic root of 6434090 is about 185.9926192778.

The spelling of 6434090 in words is "six million, four hundred thirty-four thousand, ninety".