743212 has 24 divisors (see below), whose sum is σ = 1386000. Its totient is φ = 348096.

The previous prime is 743209. The next prime is 743221. The reversal of 743212 is 212347.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 743212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4914 + ... + 5062.

It is an arithmetic number, because the mean of its divisors is an integer number (57750).

2⁷⁴³²¹² is an apocalyptic number.

It is an amenable number.

743212 is a deficient number, since it is larger than the sum of its proper divisors (642788).

743212 is a wasteful number, since it uses less digits than its factorization.

743212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225 (or 223 counting only the distinct ones).

The product of its digits is 336, while the sum is 19.

The square root of 743212 is about 862.0974422883. The cubic root of 743212 is about 90.5810959751.

Adding to 743212 its reverse (212347), we get a palindrome (955559).

The spelling of 743212 in words is "seven hundred forty-three thousand, two hundred twelve", and thus it is an iban number.