73223070 has 32 divisors (see below), whose sum is σ = 176925600. Its totient is φ = 19393920.

The previous prime is 73223041. The next prime is 73223107. The reversal of 73223070 is 7032237.

It is a self number, because there is not a number n which added to its sum of digits gives 73223070.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3721 + ... + 12660.

It is an arithmetic number, because the mean of its divisors is an integer number (5528925).

Almost surely, 2^73223070 is an apocalyptic number.

73223070 is an abundant number, since it is smaller than the sum of its proper divisors (103702530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73223070 is a wasteful number, since it uses less digits than its factorization.

73223070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16540.

The product of its (nonzero) digits is 1764, while the sum is 24.

The square root of 73223070 is about 8557.0479722858. The cubic root of 73223070 is about 418.3591877624.

The spelling of 73223070 in words is "seventy-three million, two hundred twenty-three thousand, seventy".