7073138 has 8 divisors (see below), whose sum is σ = 10693632. Its totient is φ = 3508596.

The previous prime is 7073137. The next prime is 7073147. The reversal of 7073138 is 8313707.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 7073138.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7073137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13670 + ... + 14177.

It is an arithmetic number, because the mean of its divisors is an integer number (1336704).

Almost surely, 2^7073138 is an apocalyptic number.

7073138 is a deficient number, since it is larger than the sum of its proper divisors (3620494).

7073138 is a wasteful number, since it uses less digits than its factorization.

7073138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27976.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 7073138 is about 2659.5371777811. The cubic root of 7073138 is about 191.9570397228.

The spelling of 7073138 in words is "seven million, seventy-three thousand, one hundred thirty-eight".