745005526 has 8 divisors (see below), whose sum is σ = 1118814840. Its totient is φ = 372067248.

The previous prime is 745005509. The next prime is 745005529. The reversal of 745005526 is 625500547.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 745005491 and 745005500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745005529) 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 in 3 ways as a sum of consecutive naturals, for example, 215616 + ... + 219043.

It is an arithmetic number, because the mean of its divisors is an integer number (139851855).

Almost surely, 2^745005526 is an apocalyptic number.

745005526 is a deficient number, since it is larger than the sum of its proper divisors (373809314).

745005526 is a wasteful number, since it uses less digits than its factorization.

745005526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435518.

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 745005526 is about 27294.7893562123. The cubic root of 745005526 is about 906.5390115174.

The spelling of 745005526 in words is "seven hundred forty-five million, five thousand, five hundred twenty-six".