712066226 has 4 divisors (see below), whose sum is σ = 1068099342. Its totient is φ = 356033112.

The previous prime is 712066217. The next prime is 712066241. The reversal of 712066226 is 622660217.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 622660217 = 59 ⋅10553563.

It can be written as a sum of positive squares in only one way, i.e., 386083201 + 325983025 = 19649^2 + 18055^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 712066192 and 712066201.

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 as a sum of consecutive naturals, namely, 178016555 + ... + 178016558.

Almost surely, 2^712066226 is an apocalyptic number.

712066226 is a deficient number, since it is larger than the sum of its proper divisors (356033116).

712066226 is a wasteful number, since it uses less digits than its factorization.

712066226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356033115.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 712066226 is about 26684.5690615382. The cubic root of 712066226 is about 892.9767038586.

The spelling of 712066226 in words is "seven hundred twelve million, sixty-six thousand, two hundred twenty-six".