73227772 has 12 divisors (see below), whose sum is σ = 135686880. Its totient is φ = 34460096.

The previous prime is 73227731. The next prime is 73227779. The reversal of 73227772 is 27772237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73227779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538372 + ... + 538507.

It is an arithmetic number, because the mean of its divisors is an integer number (11307240).

Almost surely, 2^73227772 is an apocalyptic number.

It is an amenable number.

73227772 is a deficient number, since it is larger than the sum of its proper divisors (62459108).

73227772 is a wasteful number, since it uses less digits than its factorization.

73227772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076900 (or 1076898 counting only the distinct ones).

The product of its digits is 57624, while the sum is 37.

The square root of 73227772 is about 8557.3227121571. The cubic root of 73227772 is about 418.3681425121.

The spelling of 73227772 in words is "seventy-three million, two hundred twenty-seven thousand, seven hundred seventy-two".