923569945 has 16 divisors (see below), whose sum is σ = 1162310400. Its totient is φ = 703162944.

The previous prime is 923569943. The next prime is 923569973. The reversal of 923569945 is 549965329.

923569945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 923569945 - 2¹ = 923569943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 923569892 and 923569901.

It is not an unprimeable number, because it can be changed into a prime (923569943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2707 + ... + 43063.

It is an arithmetic number, because the mean of its divisors is an integer number (72644400).

Almost surely, 2^923569945 is an apocalyptic number.

It is an amenable number.

923569945 is a deficient number, since it is larger than the sum of its proper divisors (238740455).

923569945 is a wasteful number, since it uses less digits than its factorization.

923569945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40584.

The product of its digits is 2624400, while the sum is 52.

The square root of 923569945 is about 30390.2935984501. The cubic root of 923569945 is about 973.8452056652.

The spelling of 923569945 in words is "nine hundred twenty-three million, five hundred sixty-nine thousand, nine hundred forty-five".