745235452 has 24 divisors (see below), whose sum is σ = 1416922416. Its totient is φ = 340908288.

The previous prime is 745235411. The next prime is 745235453. The reversal of 745235452 is 254532547.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745235453) 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, 57538 + ... + 69289.

It is an arithmetic number, because the mean of its divisors is an integer number (59038434).

Almost surely, 2^745235452 is an apocalyptic number.

It is an amenable number.

745235452 is a deficient number, since it is larger than the sum of its proper divisors (671686964).

745235452 is a wasteful number, since it uses less digits than its factorization.

745235452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126957 (or 126955 counting only the distinct ones).

The product of its digits is 168000, while the sum is 37.

The square root of 745235452 is about 27299.0009341001. Note that the first 3 decimals coincide. The cubic root of 745235452 is about 906.6322615861.

Adding to 745235452 its reverse (254532547), we get a palindrome (999767999).

The spelling of 745235452 in words is "seven hundred forty-five million, two hundred thirty-five thousand, four hundred fifty-two".