73669216 has 24 divisors (see below), whose sum is σ = 146671560. Its totient is φ = 36419328.

The previous prime is 73669171. The next prime is 73669217. The reversal of 73669216 is 61296637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73669217) 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, 10086 + ... + 15781.

It is an arithmetic number, because the mean of its divisors is an integer number (6111315).

Almost surely, 2^73669216 is an apocalyptic number.

It is an amenable number.

73669216 is a deficient number, since it is larger than the sum of its proper divisors (73002344).

73669216 is a wasteful number, since it uses less digits than its factorization.

73669216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25966 (or 25958 counting only the distinct ones).

The product of its digits is 81648, while the sum is 40.

The square root of 73669216 is about 8583.0773036248. The cubic root of 73669216 is about 419.2071512678.

The spelling of 73669216 in words is "seventy-three million, six hundred sixty-nine thousand, two hundred sixteen".