746726653 has 2 divisors, whose sum is σ = 746726654. Its totient is φ = 746726652.

The previous prime is 746726623. The next prime is 746726663. The reversal of 746726653 is 356627647.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 492706809 + 254019844 = 22197^2 + 15938^2 .

It is an emirp because it is prime and its reverse (356627647) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 746726653 - 2¹³ = 746718461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (746726623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373363326 + 373363327.

It is an arithmetic number, because the mean of its divisors is an integer number (373363327).

Almost surely, 2^746726653 is an apocalyptic number.

It is an amenable number.

746726653 is a deficient number, since it is larger than the sum of its proper divisors (1).

746726653 is an equidigital number, since it uses as much as digits as its factorization.

746726653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 46.

The square root of 746726653 is about 27326.2996580218. The cubic root of 746726653 is about 907.2365762705.

The spelling of 746726653 in words is "seven hundred forty-six million, seven hundred twenty-six thousand, six hundred fifty-three".