42533769 has 8 divisors (see below), whose sum is σ = 58095072. Its totient is φ = 27664160.

The previous prime is 42533753. The next prime is 42533783. The reversal of 42533769 is 96733524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42533769 - 2⁴ = 42533753 is a prime.

It is a super-2 number, since 2×42533769² = 3618243010690722, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42533789) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172779 + ... + 173024.

It is an arithmetic number, because the mean of its divisors is an integer number (7261884).

Almost surely, 2^42533769 is an apocalyptic number.

It is an amenable number.

42533769 is a deficient number, since it is larger than the sum of its proper divisors (15561303).

42533769 is a wasteful number, since it uses less digits than its factorization.

42533769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345847.

The product of its digits is 136080, while the sum is 39.

The square root of 42533769 is about 6521.7918550043. The cubic root of 42533769 is about 349.0690060400.

The spelling of 42533769 in words is "forty-two million, five hundred thirty-three thousand, seven hundred sixty-nine".