745005306 has 16 divisors (see below), whose sum is σ = 1491071904. Its totient is φ = 248158224.

The previous prime is 745005293. The next prime is 745005337. The reversal of 745005306 is 603500547.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 34945 + ... + 52068.

It is an arithmetic number, because the mean of its divisors is an integer number (93191994).

Almost surely, 2^745005306 is an apocalyptic number.

745005306 is an abundant number, since it is smaller than the sum of its proper divisors (746066598).

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

745005306 is a wasteful number, since it uses less digits than its factorization.

745005306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88445.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 745005306 is about 27294.7853261388. The cubic root of 745005306 is about 906.5389222837.

The spelling of 745005306 in words is "seven hundred forty-five million, five thousand, three hundred six".