746726668 has 6 divisors (see below), whose sum is σ = 1306771676. Its totient is φ = 373363332.

The previous prime is 746726663. The next prime is 746726707. The reversal of 746726668 is 866627647.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (746726663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93340830 + ... + 93340837.

Almost surely, 2^746726668 is an apocalyptic number.

It is an amenable number.

746726668 is a deficient number, since it is larger than the sum of its proper divisors (560045008).

746726668 is a wasteful number, since it uses less digits than its factorization.

746726668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186681671 (or 186681669 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 52.

The square root of 746726668 is about 27326.2999324826. The cubic root of 746726668 is about 907.2365823452.

The spelling of 746726668 in words is "seven hundred forty-six million, seven hundred twenty-six thousand, six hundred sixty-eight".