7073663 has 4 divisors (see below), whose sum is σ = 7139880. Its totient is φ = 7007448.

The previous prime is 7073657. The next prime is 7073699. The reversal of 7073663 is 3663707.

It is a happy number.

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 7073663 - 2¹⁴ = 7057279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7073653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32948 + ... + 33161.

It is an arithmetic number, because the mean of its divisors is an integer number (1784970).

Almost surely, 2^7073663 is an apocalyptic number.

7073663 is a deficient number, since it is larger than the sum of its proper divisors (66217).

7073663 is a wasteful number, since it uses less digits than its factorization.

7073663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66216.

The product of its (nonzero) digits is 15876, while the sum is 32.

The square root of 7073663 is about 2659.6358773336. The cubic root of 7073663 is about 191.9617889092.

The spelling of 7073663 in words is "seven million, seventy-three thousand, six hundred sixty-three".