745475746 has 8 divisors (see below), whose sum is σ = 1118713680. Its totient is φ = 372571188.

The previous prime is 745475729. The next prime is 745475761. The reversal of 745475746 is 647574547.

745475746 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.

It is a self number, because there is not a number n which added to its sum of digits gives 745475746.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77676 + ... + 86743.

It is an arithmetic number, because the mean of its divisors is an integer number (139839210).

Almost surely, 2^745475746 is an apocalyptic number.

745475746 is a deficient number, since it is larger than the sum of its proper divisors (373237934).

745475746 is a wasteful number, since it uses less digits than its factorization.

745475746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166688.

The product of its digits is 3292800, while the sum is 49.

The square root of 745475746 is about 27303.4017294549. The cubic root of 745475746 is about 906.7296960640.

The spelling of 745475746 in words is "seven hundred forty-five million, four hundred seventy-five thousand, seven hundred forty-six".