745461040 has 40 divisors (see below), whose sum is σ = 1736696880. Its totient is φ = 297582336.

The previous prime is 745461023. The next prime is 745461121. The reversal of 745461040 is 40164547.

745461040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 745460993 and 745461011.

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, 31567 + ... + 49873.

It is an arithmetic number, because the mean of its divisors is an integer number (43417422).

Almost surely, 2^745461040 is an apocalyptic number.

It is an amenable number.

745461040 is an abundant number, since it is smaller than the sum of its proper divisors (991235840).

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

745461040 is a wasteful number, since it uses less digits than its factorization.

745461040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18829 (or 18823 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 745461040 is about 27303.1324210245. The cubic root of 745461040 is about 906.7237336726.

The spelling of 745461040 in words is "seven hundred forty-five million, four hundred sixty-one thousand, forty".