6442363 has 4 divisors (see below), whose sum is σ = 6502680. Its totient is φ = 6382048.

The previous prime is 6442361. The next prime is 6442367. The reversal of 6442363 is 3632446.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6442363 - 2¹ = 6442361 is a prime.

It is a Duffinian number.

6442363 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6442361) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 29998 + ... + 30211.

It is an arithmetic number, because the mean of its divisors is an integer number (1625670).

Almost surely, 2^6442363 is an apocalyptic number.

6442363 is a deficient number, since it is larger than the sum of its proper divisors (60317).

6442363 is a wasteful number, since it uses less digits than its factorization.

6442363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60316.

The product of its digits is 10368, while the sum is 28.

The square root of 6442363 is about 2538.1810416123. The cubic root of 6442363 is about 186.0723020256.

The spelling of 6442363 in words is "six million, four hundred forty-two thousand, three hundred sixty-three".