745538112 has 252 divisors, whose sum is σ = 2476896240. Its totient is φ = 213649920.

The previous prime is 745538099. The next prime is 745538117. The reversal of 745538112 is 211835547.

745538112 is a `hidden beast` number, since 7 + 4 + 5 + 538 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (745538117) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1323943 + ... + 1324505.

Almost surely, 2^745538112 is an apocalyptic number.

745538112 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 745538112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1238448120).

745538112 is an abundant number, since it is smaller than the sum of its proper divisors (1731358128).

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

745538112 is a wasteful number, since it uses less digits than its factorization.

745538112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622 (or 598 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The square root of 745538112 is about 27304.5437976905. The cubic root of 745538112 is about 906.7549808246.

The spelling of 745538112 in words is "seven hundred forty-five million, five hundred thirty-eight thousand, one hundred twelve".