745803688 has 16 divisors (see below), whose sum is σ = 1598150880. Its totient is φ = 319630128.

The previous prime is 745803677. The next prime is 745803689. The reversal of 745803688 is 886308547.

It is not an unprimeable number, because it can be changed into a prime (745803689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6658906 + ... + 6659017.

It is an arithmetic number, because the mean of its divisors is an integer number (99884430).

Almost surely, 2^745803688 is an apocalyptic number.

It is an amenable number.

745803688 is an abundant number, since it is smaller than the sum of its proper divisors (852347192).

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

745803688 is a wasteful number, since it uses less digits than its factorization.

745803688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13317936 (or 13317932 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 49.

The square root of 745803688 is about 27309.4065845452. The cubic root of 745803688 is about 906.8626362967.

The spelling of 745803688 in words is "seven hundred forty-five million, eight hundred three thousand, six hundred eighty-eight".