745718358 has 64 divisors (see below), whose sum is σ = 1897459200. Its totient is φ = 193687200.

The previous prime is 745718357. The next prime is 745718411. The reversal of 745718358 is 853817547.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745718357) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6168 + ... + 39108.

It is an arithmetic number, because the mean of its divisors is an integer number (29647800).

Almost surely, 2^745718358 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 745718358, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (948729600).

745718358 is an abundant number, since it is smaller than the sum of its proper divisors (1151740842).

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

745718358 is a wasteful number, since it uses less digits than its factorization.

745718358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32978 (or 32964 counting only the distinct ones).

The product of its digits is 940800, while the sum is 48.

The square root of 745718358 is about 27307.8442576488. The cubic root of 745718358 is about 906.8280492057.

The spelling of 745718358 in words is "seven hundred forty-five million, seven hundred eighteen thousand, three hundred fifty-eight".