73434212 has 6 divisors (see below), whose sum is σ = 128509878. Its totient is φ = 36717104.

The previous prime is 73434199. The next prime is 73434223. The reversal of 73434212 is 21243437.

It can be written as a sum of positive squares in only one way, i.e., 37625956 + 35808256 = 6134^2 + 5984^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9179273 + ... + 9179280.

It is an arithmetic number, because the mean of its divisors is an integer number (21418313).

Almost surely, 2^73434212 is an apocalyptic number.

It is an amenable number.

73434212 is a deficient number, since it is larger than the sum of its proper divisors (55075666).

73434212 is a wasteful number, since it uses less digits than its factorization.

73434212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18358557 (or 18358555 counting only the distinct ones).

The product of its digits is 4032, while the sum is 26.

The square root of 73434212 is about 8569.3764067171. The cubic root of 73434212 is about 418.7609210191.

Adding to 73434212 its reverse (21243437), we get a palindrome (94677649).

The spelling of 73434212 in words is "seventy-three million, four hundred thirty-four thousand, two hundred twelve".