745626347 has 2 divisors, whose sum is σ = 745626348. Its totient is φ = 745626346.

The previous prime is 745626289. The next prime is 745626359. The reversal of 745626347 is 743626547.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-745626347 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 745626298 and 745626307.

It is not a weakly prime, because it can be changed into another prime (745626547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372813173 + 372813174.

It is an arithmetic number, because the mean of its divisors is an integer number (372813174).

Almost surely, 2^745626347 is an apocalyptic number.

745626347 is a deficient number, since it is larger than the sum of its proper divisors (1).

745626347 is an equidigital number, since it uses as much as digits as its factorization.

745626347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 44.

The square root of 745626347 is about 27306.1595066022. The cubic root of 745626347 is about 906.7907511263.

The spelling of 745626347 in words is "seven hundred forty-five million, six hundred twenty-six thousand, three hundred forty-seven".