745173606 has 32 divisors (see below), whose sum is σ = 1529136000. Its totient is φ = 241945920.

The previous prime is 745173601. The next prime is 745173659. The reversal of 745173606 is 606371547.

745173606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745173601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179745 + ... + 183843.

It is an arithmetic number, because the mean of its divisors is an integer number (47785500).

Almost surely, 2^745173606 is an apocalyptic number.

745173606 is an abundant number, since it is smaller than the sum of its proper divisors (783962394).

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

745173606 is a wasteful number, since it uses less digits than its factorization.

745173606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4884.

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 745173606 is about 27297.8681585211. The cubic root of 745173606 is about 906.6071808639.

The spelling of 745173606 in words is "seven hundred forty-five million, one hundred seventy-three thousand, six hundred six".