745523833 has 2 divisors, whose sum is σ = 745523834. Its totient is φ = 745523832.

The previous prime is 745523827. The next prime is 745523879. The reversal of 745523833 is 338325547.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 675584064 + 69939769 = 25992^2 + 8363^2 .

It is a cyclic number.

It is not a de Polignac number, because 745523833 - 2²⁹ = 208652921 is a prime.

It is not a weakly prime, because it can be changed into another prime (745523803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372761916 + 372761917.

It is an arithmetic number, because the mean of its divisors is an integer number (372761917).

Almost surely, 2^745523833 is an apocalyptic number.

It is an amenable number.

745523833 is a deficient number, since it is larger than the sum of its proper divisors (1).

745523833 is an equidigital number, since it uses as much as digits as its factorization.

745523833 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 40.

The square root of 745523833 is about 27304.2823198120. The cubic root of 745523833 is about 906.7491918797.

The spelling of 745523833 in words is "seven hundred forty-five million, five hundred twenty-three thousand, eight hundred thirty-three".