73623212 has 12 divisors (see below), whose sum is σ = 138751536. Its totient is φ = 33979920.

The previous prime is 73623191. The next prime is 73623223. The reversal of 73623212 is 21232637.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707864 + ... + 707967.

It is an arithmetic number, because the mean of its divisors is an integer number (11562628).

Almost surely, 2^73623212 is an apocalyptic number.

It is an amenable number.

73623212 is a deficient number, since it is larger than the sum of its proper divisors (65128324).

73623212 is a wasteful number, since it uses less digits than its factorization.

73623212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415848 (or 1415846 counting only the distinct ones).

The product of its digits is 3024, while the sum is 26.

The square root of 73623212 is about 8580.3969605141. The cubic root of 73623212 is about 419.1198727429.

Adding to 73623212 its reverse (21232637), we get a palindrome (94855849).

The spelling of 73623212 in words is "seventy-three million, six hundred twenty-three thousand, two hundred twelve".