6442234 has 16 divisors (see below), whose sum is σ = 10321920. Its totient is φ = 3008880.

The previous prime is 6442223. The next prime is 6442237. The reversal of 6442234 is 4322446.

6442234 = T₆₅₂ + T₆₅₃ + ... + T₆₈₀.

It is a junction number, because it is equal to n+sod(n) for n = 6442199 and 6442208.

It is not an unprimeable number, because it can be changed into a prime (6442237) 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, 7 + ... + 3589.

It is an arithmetic number, because the mean of its divisors is an integer number (645120).

Almost surely, 2^6442234 is an apocalyptic number.

6442234 is a deficient number, since it is larger than the sum of its proper divisors (3879686).

6442234 is a wasteful number, since it uses less digits than its factorization.

6442234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3645.

The product of its digits is 4608, while the sum is 25.

The square root of 6442234 is about 2538.1556295862. The cubic root of 6442234 is about 186.0710600648.

The spelling of 6442234 in words is "six million, four hundred forty-two thousand, two hundred thirty-four".