45258570 has 144 divisors (see below), whose sum is σ = 142646400. Its totient is φ = 9751104.

The previous prime is 45258569. The next prime is 45258571. The reversal of 45258570 is 7585254.

It is a happy number.

45258570 is a `hidden beast` number, since 4 + 5 + 2 + 585 + 70 = 666.

45258570 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (45258569) and next prime (45258571).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45258571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 227331 + ... + 227529.

It is an arithmetic number, because the mean of its divisors is an integer number (990600).

Almost surely, 2^45258570 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45258570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71323200).

45258570 is an abundant number, since it is smaller than the sum of its proper divisors (97387830).

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

45258570 is a wasteful number, since it uses less digits than its factorization.

45258570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 235 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The square root of 45258570 is about 6727.4489964622. The cubic root of 45258570 is about 356.3692933825.

The spelling of 45258570 in words is "forty-five million, two hundred fifty-eight thousand, five hundred seventy".