42572733 has 16 divisors (see below), whose sum is σ = 65064960. Its totient is φ = 24255216.

The previous prime is 42572731. The next prime is 42572753. The reversal of 42572733 is 33727524.

It is not a de Polignac number, because 42572733 - 2¹ = 42572731 is a prime.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 42572694 and 42572703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42572731) 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, 4716 + ... + 10362.

It is an arithmetic number, because the mean of its divisors is an integer number (4066560).

Almost surely, 2^42572733 is an apocalyptic number.

It is an amenable number.

42572733 is a deficient number, since it is larger than the sum of its proper divisors (22492227).

42572733 is a wasteful number, since it uses less digits than its factorization.

42572733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6016.

The product of its digits is 35280, while the sum is 33.

The square root of 42572733 is about 6524.7783870412. The cubic root of 42572733 is about 349.1755643032.

The spelling of 42572733 in words is "forty-two million, five hundred seventy-two thousand, seven hundred thirty-three".