73223772 has 24 divisors (see below), whose sum is σ = 171225600. Its totient is φ = 24355056.

The previous prime is 73223749. The next prime is 73223819. The reversal of 73223772 is 27732237.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 622 + ... + 12117.

It is an arithmetic number, because the mean of its divisors is an integer number (7134400).

Almost surely, 2^73223772 is an apocalyptic number.

It is an amenable number.

73223772 is an abundant number, since it is smaller than the sum of its proper divisors (98001828).

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

73223772 is a wasteful number, since it uses less digits than its factorization.

73223772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13225 (or 13223 counting only the distinct ones).

The product of its digits is 24696, while the sum is 33.

The square root of 73223772 is about 8557.0889910062. The cubic root of 73223772 is about 418.3605247145.

The spelling of 73223772 in words is "seventy-three million, two hundred twenty-three thousand, seven hundred seventy-two".