746336609 has 2 divisors, whose sum is σ = 746336610. Its totient is φ = 746336608.

The previous prime is 746336603. The next prime is 746336659. The reversal of 746336609 is 906633647.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 445210000 + 301126609 = 21100^2 + 17353^2 .

It is a cyclic number.

It is not a de Polignac number, because 746336609 - 2²⁴ = 729559393 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 746336609.

It is not a weakly prime, because it can be changed into another prime (746336603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373168304 + 373168305.

It is an arithmetic number, because the mean of its divisors is an integer number (373168305).

Almost surely, 2^746336609 is an apocalyptic number.

It is an amenable number.

746336609 is a deficient number, since it is larger than the sum of its proper divisors (1).

746336609 is an equidigital number, since it uses as much as digits as its factorization.

746336609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 44.

The square root of 746336609 is about 27319.1619380976. The cubic root of 746336609 is about 907.0785872609.

The spelling of 746336609 in words is "seven hundred forty-six million, three hundred thirty-six thousand, six hundred nine".