745001648 has 40 divisors (see below), whose sum is σ = 1558159200. Its totient is φ = 344013824.

The previous prime is 745001603. The next prime is 745001657. The reversal of 745001648 is 846100547.

745001648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24233 + ... + 45576.

It is an arithmetic number, because the mean of its divisors is an integer number (38953980).

Almost surely, 2^745001648 is an apocalyptic number.

It is an amenable number.

745001648 is an abundant number, since it is smaller than the sum of its proper divisors (813157552).

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

745001648 is a wasteful number, since it uses less digits than its factorization.

745001648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69869 (or 69863 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 745001648 is about 27294.7183169199. The cubic root of 745001648 is about 906.5374385696.

The spelling of 745001648 in words is "seven hundred forty-five million, one thousand, six hundred forty-eight".