745267506 has 8 divisors (see below), whose sum is σ = 1490535024. Its totient is φ = 248422500.

The previous prime is 745267499. The next prime is 745267507. The reversal of 745267506 is 605762547.

745267506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

745267506 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (745267507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62105620 + ... + 62105631.

It is an arithmetic number, because the mean of its divisors is an integer number (186316878).

Almost surely, 2^745267506 is an apocalyptic number.

745267506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

745267506 is a wasteful number, since it uses less digits than its factorization.

745267506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124211256.

The product of its (nonzero) digits is 352800, while the sum is 42.

The square root of 745267506 is about 27299.5880188694. The cubic root of 745267506 is about 906.6452600614.

The spelling of 745267506 in words is "seven hundred forty-five million, two hundred sixty-seven thousand, five hundred six".