712866446 has 4 divisors (see below), whose sum is σ = 1069299672. Its totient is φ = 356433222.

The previous prime is 712866443. The next prime is 712866449. The reversal of 712866446 is 644668217.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 644668217 = 563 ⋅1145059.

It is an interprime number because it is at equal distance from previous prime (712866443) and next prime (712866449).

It is a junction number, because it is equal to n+sod(n) for n = 712866397 and 712866406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (712866443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178216610 + ... + 178216613.

It is an arithmetic number, because the mean of its divisors is an integer number (267324918).

Almost surely, 2^712866446 is an apocalyptic number.

712866446 is a deficient number, since it is larger than the sum of its proper divisors (356433226).

712866446 is a wasteful number, since it uses less digits than its factorization.

712866446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356433225.

The product of its digits is 387072, while the sum is 44.

The square root of 712866446 is about 26699.5589102142. The cubic root of 712866446 is about 893.3110876926.

The spelling of 712866446 in words is "seven hundred twelve million, eight hundred sixty-six thousand, four hundred forty-six".