745271733 has 8 divisors (see below), whose sum is σ = 996175296. Its totient is φ = 495608000.

The previous prime is 745271693. The next prime is 745271749. The reversal of 745271733 is 337172547.

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

It is a cyclic number.

It is not a de Polignac number, because 745271733 - 2⁶ = 745271669 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 745271691 and 745271700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745271773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308553 + ... + 310958.

It is an arithmetic number, because the mean of its divisors is an integer number (124521912).

Almost surely, 2^745271733 is an apocalyptic number.

It is an amenable number.

745271733 is a deficient number, since it is larger than the sum of its proper divisors (250903563).

745271733 is a wasteful number, since it uses less digits than its factorization.

745271733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619915.

The product of its digits is 123480, while the sum is 39.

The square root of 745271733 is about 27299.6654375104. The cubic root of 745271733 is about 906.6469741584.

The spelling of 745271733 in words is "seven hundred forty-five million, two hundred seventy-one thousand, seven hundred thirty-three".