73200022 has 12 divisors (see below), whose sum is σ = 127726740. Its totient is φ = 31371396.

The previous prime is 73199993. The next prime is 73200037. The reversal of 73200022 is 22000237.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 73199969 and 73200005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 373372 + ... + 373567.

It is an arithmetic number, because the mean of its divisors is an integer number (10643895).

Almost surely, 2^73200022 is an apocalyptic number.

73200022 is a deficient number, since it is larger than the sum of its proper divisors (54526718).

73200022 is a wasteful number, since it uses less digits than its factorization.

73200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746955 (or 746948 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 16.

The square root of 73200022 is about 8555.7011401755. The cubic root of 73200022 is about 418.3152883264.

Adding to 73200022 its reverse (22000237), we get a palindrome (95200259).

The spelling of 73200022 in words is "seventy-three million, two hundred thousand, twenty-two".